<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2025 Workiva-->
<!--r:5806a853-5f36-4b7b-b102-ff44d405b607,g:2b313ee0-fcf2-48dc-ad6c-f7c8d71cb401-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://opalfuels.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" xlink:type="simple" xlink:href="wdq-20250331.xsd#CONDENSEDCONSOLIDATEDBALANCESHEETS"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/CONDENSEDCONSOLIDATEDBALANCESHEETS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_25998110-14ed-47ac-90b9-56f347a2082f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_bae03968-fde0-4578-9cbd-96b30f4fedff" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_25998110-14ed-47ac-90b9-56f347a2082f" xlink:to="loc_us-gaap_LiabilitiesCurrent_bae03968-fde0-4578-9cbd-96b30f4fedff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_edfa3673-3285-40d2-b658-027fb0f99886" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_25998110-14ed-47ac-90b9-56f347a2082f" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_edfa3673-3285-40d2-b658-027fb0f99886" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConstructionLoanNoncurrent_b1625749-070a-4315-b13c-981c2fe2a45e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ConstructionLoanNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_25998110-14ed-47ac-90b9-56f347a2082f" xlink:to="loc_us-gaap_ConstructionLoanNoncurrent_b1625749-070a-4315-b13c-981c2fe2a45e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_45cafff2-8051-4afc-b3ac-95708cf33b53" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_25998110-14ed-47ac-90b9-56f347a2082f" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_45cafff2-8051-4afc-b3ac-95708cf33b53" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredLongTermDebt_e051f192-9a73-405b-b776-5706937ceba0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SecuredLongTermDebt"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_25998110-14ed-47ac-90b9-56f347a2082f" xlink:to="loc_us-gaap_SecuredLongTermDebt_e051f192-9a73-405b-b776-5706937ceba0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_cc321c40-6c73-4461-bbff-6fcff1763e0d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGrossCurrent_157d9c6a-3f8a-45b0-8b57-f769665a35ee" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsReceivableGrossCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_cc321c40-6c73-4461-bbff-6fcff1763e0d" xlink:to="loc_us-gaap_AccountsReceivableGrossCurrent_157d9c6a-3f8a-45b0-8b57-f769665a35ee" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashCurrent_7b9f6db3-96ff-4ca2-bc1f-0b844062dbb9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RestrictedCashCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_cc321c40-6c73-4461-bbff-6fcff1763e0d" xlink:to="loc_us-gaap_RestrictedCashCurrent_7b9f6db3-96ff-4ca2-bc1f-0b844062dbb9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_52e9e573-2a58-4adc-9f47-e2f27dc8f5b8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_cc321c40-6c73-4461-bbff-6fcff1763e0d" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_52e9e573-2a58-4adc-9f47-e2f27dc8f5b8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_227a8099-cd24-4094-b91d-6982aad233e7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_cc321c40-6c73-4461-bbff-6fcff1763e0d" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_227a8099-cd24-4094-b91d-6982aad233e7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_54606ace-5d50-405d-858b-840a015aaf45" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_cc321c40-6c73-4461-bbff-6fcff1763e0d" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_54606ace-5d50-405d-858b-840a015aaf45" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetNetCurrent_6456ca88-c2a2-4f09-a2bc-8f935f5ef381" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContractWithCustomerAssetNetCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_cc321c40-6c73-4461-bbff-6fcff1763e0d" xlink:to="loc_us-gaap_ContractWithCustomerAssetNetCurrent_6456ca88-c2a2-4f09-a2bc-8f935f5ef381" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesReceivable_dcfc7444-5ae1-4ae1-8d6b-4b5d245e26e3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeTaxesReceivable"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_cc321c40-6c73-4461-bbff-6fcff1763e0d" xlink:to="loc_us-gaap_IncomeTaxesReceivable_dcfc7444-5ae1-4ae1-8d6b-4b5d245e26e3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryPartsAndComponentsNetOfReserves_e7b510d4-f1a4-4f24-b63b-13bcd8bc0f43" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InventoryPartsAndComponentsNetOfReserves"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_cc321c40-6c73-4461-bbff-6fcff1763e0d" xlink:to="loc_us-gaap_InventoryPartsAndComponentsNetOfReserves_e7b510d4-f1a4-4f24-b63b-13bcd8bc0f43" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_8908b6a6-816b-4b78-abfa-6333aa76126a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_c5322346-3466-4164-8c54-65dc1383e00b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_8908b6a6-816b-4b78-abfa-6333aa76126a" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_c5322346-3466-4164-8c54-65dc1383e00b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableOtherCurrent_4165fae8-aec2-4ef8-98e4-60d108417024" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccountsPayableOtherCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_8908b6a6-816b-4b78-abfa-6333aa76126a" xlink:to="loc_us-gaap_AccountsPayableOtherCurrent_4165fae8-aec2-4ef8-98e4-60d108417024" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_a4d3f05e-352a-4be2-ab89-bb6d34c240ff" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_8908b6a6-816b-4b78-abfa-6333aa76126a" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_a4d3f05e-352a-4be2-ab89-bb6d34c240ff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_AccruedCapitalExpensesCurrent_09385653-3906-42b6-a25f-df916d7ba9cc" xlink:href="wdq-20250331.xsd#wdq_AccruedCapitalExpensesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_8908b6a6-816b-4b78-abfa-6333aa76126a" xlink:to="loc_wdq_AccruedCapitalExpensesCurrent_09385653-3906-42b6-a25f-df916d7ba9cc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedIncomeTaxesCurrent_7fac838c-bddd-46eb-ab09-02d0a36199cb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccruedIncomeTaxesCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_8908b6a6-816b-4b78-abfa-6333aa76126a" xlink:to="loc_us-gaap_AccruedIncomeTaxesCurrent_7fac838c-bddd-46eb-ab09-02d0a36199cb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermConstructionLoanCurrent_f14e2198-547b-4f9d-bb6d-a546f7f09809" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermConstructionLoanCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_8908b6a6-816b-4b78-abfa-6333aa76126a" xlink:to="loc_us-gaap_LongTermConstructionLoanCurrent_f14e2198-547b-4f9d-bb6d-a546f7f09809" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SecuredDebtCurrent_641f9629-7215-4ea4-8487-cc9338a48da5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SecuredDebtCurrent"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_8908b6a6-816b-4b78-abfa-6333aa76126a" xlink:to="loc_us-gaap_SecuredDebtCurrent_641f9629-7215-4ea4-8487-cc9338a48da5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_AccruedEnvironmentalCreditRebatesCurrent_889cec03-9c6f-4c52-8f0f-176b4ae47d2f" xlink:href="wdq-20250331.xsd#wdq_AccruedEnvironmentalCreditRebatesCurrent"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_8908b6a6-816b-4b78-abfa-6333aa76126a" xlink:to="loc_wdq_AccruedEnvironmentalCreditRebatesCurrent_889cec03-9c6f-4c52-8f0f-176b4ae47d2f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_afee6d4f-5608-4985-a96d-b54bc6d48d6f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_8908b6a6-816b-4b78-abfa-6333aa76126a" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_afee6d4f-5608-4985-a96d-b54bc6d48d6f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_cc81daba-19b1-4434-b16b-7a7677bba109" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_701060c3-4749-44bb-826e-4b44ce3a95e1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_cc81daba-19b1-4434-b16b-7a7677bba109" xlink:to="loc_us-gaap_CommonStockValue_701060c3-4749-44bb-826e-4b44ce3a95e1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonValue_66962312-9bb6-4d86-b6ae-e6a12cc86d19" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TreasuryStockCommonValue"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_cc81daba-19b1-4434-b16b-7a7677bba109" xlink:to="loc_us-gaap_TreasuryStockCommonValue_66962312-9bb6-4d86-b6ae-e6a12cc86d19" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_c9468b97-03ff-4c61-ba08-963f6018ef8f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_cc81daba-19b1-4434-b16b-7a7677bba109" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_c9468b97-03ff-4c61-ba08-963f6018ef8f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_2c586474-2899-4a6b-a69b-0a697fa5e49e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_cc81daba-19b1-4434-b16b-7a7677bba109" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_2c586474-2899-4a6b-a69b-0a697fa5e49e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_64eb4976-b622-489b-990d-689bcdbf19c5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_cc81daba-19b1-4434-b16b-7a7677bba109" xlink:to="loc_us-gaap_AdditionalPaidInCapital_64eb4976-b622-489b-990d-689bcdbf19c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_50e10c3e-85e3-433b-bbea-1e9d36b8f6f8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityCarryingAmountAttributableToParent_9bac0316-1bc3-400e-ad67-c94d313f7964" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TemporaryEquityCarryingAmountAttributableToParent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_50e10c3e-85e3-433b-bbea-1e9d36b8f6f8" xlink:to="loc_us-gaap_TemporaryEquityCarryingAmountAttributableToParent_9bac0316-1bc3-400e-ad67-c94d313f7964" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_c01facf9-8c86-4163-9240-64de5c9f0a1b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_50e10c3e-85e3-433b-bbea-1e9d36b8f6f8" xlink:to="loc_us-gaap_Liabilities_c01facf9-8c86-4163-9240-64de5c9f0a1b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_7a2f0fcf-b9fc-40e2-84c8-b2532c1d679e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_50e10c3e-85e3-433b-bbea-1e9d36b8f6f8" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_7a2f0fcf-b9fc-40e2-84c8-b2532c1d679e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_eeac781e-8b12-4161-87d2-5e3816da1ab0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_8b396197-826f-447b-88dd-29f7985ce783" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_MinorityInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_eeac781e-8b12-4161-87d2-5e3816da1ab0" xlink:to="loc_us-gaap_MinorityInterest_8b396197-826f-447b-88dd-29f7985ce783" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_29a2b2e3-0573-44d0-98d5-c332678d726e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_eeac781e-8b12-4161-87d2-5e3816da1ab0" xlink:to="loc_us-gaap_StockholdersEquity_29a2b2e3-0573-44d0-98d5-c332678d726e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_f865e43d-0c07-4685-a1fd-39e72fbc1bb5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestments_789476e5-0cdb-49c9-8b1d-a9205d0f2a7f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EquityMethodInvestments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f865e43d-0c07-4685-a1fd-39e72fbc1bb5" xlink:to="loc_us-gaap_EquityMethodInvestments_789476e5-0cdb-49c9-8b1d-a9205d0f2a7f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_4dac6c8e-f160-480d-a1e2-6c675935f045" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f865e43d-0c07-4685-a1fd-39e72fbc1bb5" xlink:to="loc_us-gaap_Goodwill_4dac6c8e-f160-480d-a1e2-6c675935f045" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_969d6280-cfd6-478a-a83b-9b6da2dc9c71" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f865e43d-0c07-4685-a1fd-39e72fbc1bb5" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_969d6280-cfd6-478a-a83b-9b6da2dc9c71" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashNoncurrent_74d80835-a189-4e79-98a3-4016456dac5e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RestrictedCashNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f865e43d-0c07-4685-a1fd-39e72fbc1bb5" xlink:to="loc_us-gaap_RestrictedCashNoncurrent_74d80835-a189-4e79-98a3-4016456dac5e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_ef4d099f-9f52-497d-81af-fc59a2d2f1f9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f865e43d-0c07-4685-a1fd-39e72fbc1bb5" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_ef4d099f-9f52-497d-81af-fc59a2d2f1f9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_5c081093-5782-4fe2-a79c-02aaf25035b7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_f865e43d-0c07-4685-a1fd-39e72fbc1bb5" xlink:to="loc_us-gaap_AssetsCurrent_5c081093-5782-4fe2-a79c-02aaf25035b7" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="simple" xlink:href="wdq-20250331.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFOPERATIONS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_3eddd060-0317-4d3e-897c-24f0984a9ebf" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncome_3841f78a-a3b5-4182-912d-2edd123091a1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherNonoperatingIncome"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_3eddd060-0317-4d3e-897c-24f0984a9ebf" xlink:to="loc_us-gaap_OtherNonoperatingIncome_3841f78a-a3b5-4182-912d-2edd123091a1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_InterestAndFinancingExpenseNet_f06fbcb9-2101-45d2-9803-c2a9e1e3c1e0" xlink:href="wdq-20250331.xsd#wdq_InterestAndFinancingExpenseNet"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_3eddd060-0317-4d3e-897c-24f0984a9ebf" xlink:to="loc_wdq_InterestAndFinancingExpenseNet_f06fbcb9-2101-45d2-9803-c2a9e1e3c1e0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_c43da0f9-b4e0-4445-8c65-68fc793079be" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GainLossOnDerivativeInstrumentsNetPretax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_3eddd060-0317-4d3e-897c-24f0984a9ebf" xlink:to="loc_us-gaap_GainLossOnDerivativeInstrumentsNetPretax_c43da0f9-b4e0-4445-8c65-68fc793079be" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_2064ad7f-810d-4d3f-8a72-1e1ca0ccba68" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProfitLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_90030e83-2f78-4a20-b00f-9cde10c0b41a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_2064ad7f-810d-4d3f-8a72-1e1ca0ccba68" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_90030e83-2f78-4a20-b00f-9cde10c0b41a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_IncomeTaxExpenseBenefitNetOfSellingExpense_8fed13c8-e8e7-4dc1-b30f-2377a846edd1" xlink:href="wdq-20250331.xsd#wdq_IncomeTaxExpenseBenefitNetOfSellingExpense"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_2064ad7f-810d-4d3f-8a72-1e1ca0ccba68" xlink:to="loc_wdq_IncomeTaxExpenseBenefitNetOfSellingExpense_8fed13c8-e8e7-4dc1-b30f-2377a846edd1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_8318b365-4ef7-4d8c-bfe9-a18b983cea03" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_d583c523-e2d5-4037-8c28-cb3ce762f46c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_8318b365-4ef7-4d8c-bfe9-a18b983cea03" xlink:to="loc_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_d583c523-e2d5-4037-8c28-cb3ce762f46c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAttributableToNonredeemableNoncontrollingInterest_5c3fda47-807c-4702-863c-713c28aebf0a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetIncomeLossAttributableToNonredeemableNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_8318b365-4ef7-4d8c-bfe9-a18b983cea03" xlink:to="loc_us-gaap_NetIncomeLossAttributableToNonredeemableNoncontrollingInterest_5c3fda47-807c-4702-863c-713c28aebf0a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TemporaryEquityDividendsAdjustment_944e72e4-8afb-4381-ae8d-feb8fbdfc1f0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_TemporaryEquityDividendsAdjustment"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_8318b365-4ef7-4d8c-bfe9-a18b983cea03" xlink:to="loc_us-gaap_TemporaryEquityDividendsAdjustment_944e72e4-8afb-4381-ae8d-feb8fbdfc1f0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_5a0f67b5-33e4-418b-90b6-e255d9b4d2fc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_8318b365-4ef7-4d8c-bfe9-a18b983cea03" xlink:to="loc_us-gaap_ProfitLoss_5a0f67b5-33e4-418b-90b6-e255d9b4d2fc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_559f703a-ea86-4b93-9c3a-21cacba59a32" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_efe1e850-a0ff-4d77-9c6b-839520d7e30d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CostsAndExpenses"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_559f703a-ea86-4b93-9c3a-21cacba59a32" xlink:to="loc_us-gaap_CostsAndExpenses_efe1e850-a0ff-4d77-9c6b-839520d7e30d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_c0ac8068-01df-4c34-ab4d-e08f02526c9b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Revenues"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_559f703a-ea86-4b93-9c3a-21cacba59a32" xlink:to="loc_us-gaap_Revenues_c0ac8068-01df-4c34-ab4d-e08f02526c9b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_77ee911f-6477-4dd7-8c9f-db6dfbf571ea" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CostsAndExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_39c48d1f-9179-4c42-93d9-da76d00d73ca" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_77ee911f-6477-4dd7-8c9f-db6dfbf571ea" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_39c48d1f-9179-4c42-93d9-da76d00d73ca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAmortizationAndAccretionNet_98428003-a042-4cb5-b5eb-2b84c5afd263" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DepreciationAmortizationAndAccretionNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_77ee911f-6477-4dd7-8c9f-db6dfbf571ea" xlink:to="loc_us-gaap_DepreciationAmortizationAndAccretionNet_98428003-a042-4cb5-b5eb-2b84c5afd263" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_9d17be84-488d-4163-853c-1bd4597d8b16" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SellingGeneralAndAdministrativeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_77ee911f-6477-4dd7-8c9f-db6dfbf571ea" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_9d17be84-488d-4163-853c-1bd4597d8b16" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_65c21486-86ae-488f-bc28-b7ef0eef3cb4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_77ee911f-6477-4dd7-8c9f-db6dfbf571ea" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_65c21486-86ae-488f-bc28-b7ef0eef3cb4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_a5695b94-7ea2-40e3-826a-35eb4460df93" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_77ee911f-6477-4dd7-8c9f-db6dfbf571ea" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_a5695b94-7ea2-40e3-826a-35eb4460df93" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_2e397bab-36ae-4a48-a5de-8f146ee1be68" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_5f25618a-d5c9-49a9-9b50-25e21ce83a1d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_2e397bab-36ae-4a48-a5de-8f146ee1be68" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_5f25618a-d5c9-49a9-9b50-25e21ce83a1d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_4792d00b-dd13-4c8d-a59c-e68083359c0c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_2e397bab-36ae-4a48-a5de-8f146ee1be68" xlink:to="loc_us-gaap_OperatingIncomeLoss_4792d00b-dd13-4c8d-a59c-e68083359c0c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS" xlink:type="simple" xlink:href="wdq-20250331.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCOMPREHENSIVEINCOMELOSS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_wdq_ComprehensiveIncomeLossAvailableToCommonStockholders_6a6b50b5-8fbd-4091-8aa4-3919bd1677c4" xlink:href="wdq-20250331.xsd#wdq_ComprehensiveIncomeLossAvailableToCommonStockholders"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPreferredStockPaidinkind_70c732ed-025c-4bb4-96fd-4c39ec3e371a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DividendsPreferredStockPaidinkind"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_ComprehensiveIncomeLossAvailableToCommonStockholders_6a6b50b5-8fbd-4091-8aa4-3919bd1677c4" xlink:to="loc_us-gaap_DividendsPreferredStockPaidinkind_70c732ed-025c-4bb4-96fd-4c39ec3e371a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_63825a0d-a5b9-4b98-8c54-79e154d9f906" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_ComprehensiveIncomeLossAvailableToCommonStockholders_6a6b50b5-8fbd-4091-8aa4-3919bd1677c4" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest_63825a0d-a5b9-4b98-8c54-79e154d9f906" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OtherComprehensiveIncomeLossNetOfTaxAttributableToNonredeemableNoncontrollingInterest_fe0b2b50-f399-4093-8b89-847194ebf10f" xlink:href="wdq-20250331.xsd#wdq_OtherComprehensiveIncomeLossNetOfTaxAttributableToNonredeemableNoncontrollingInterest"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_ComprehensiveIncomeLossAvailableToCommonStockholders_6a6b50b5-8fbd-4091-8aa4-3919bd1677c4" xlink:to="loc_wdq_OtherComprehensiveIncomeLossNetOfTaxAttributableToNonredeemableNoncontrollingInterest_fe0b2b50-f399-4093-8b89-847194ebf10f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_ComprehensiveIncomeLossNetOfTaxAttributableToRedeemableNoncontrollingInterest_8ff9c77e-326f-4d7f-808e-0a84796b76c6" xlink:href="wdq-20250331.xsd#wdq_ComprehensiveIncomeLossNetOfTaxAttributableToRedeemableNoncontrollingInterest"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_ComprehensiveIncomeLossAvailableToCommonStockholders_6a6b50b5-8fbd-4091-8aa4-3919bd1677c4" xlink:to="loc_wdq_ComprehensiveIncomeLossNetOfTaxAttributableToRedeemableNoncontrollingInterest_8ff9c77e-326f-4d7f-808e-0a84796b76c6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_7a278d4a-1bd2-47dc-a321-5545b5d0d710" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_ComprehensiveIncomeLossAvailableToCommonStockholders_6a6b50b5-8fbd-4091-8aa4-3919bd1677c4" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_7a278d4a-1bd2-47dc-a321-5545b5d0d710" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_5d7feb57-2310-478b-97a7-94aea052710d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_4f1a89b7-8980-45be-af04-1e71049fa541" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_5d7feb57-2310-478b-97a7-94aea052710d" xlink:to="loc_us-gaap_ProfitLoss_4f1a89b7-8980-45be-af04-1e71049fa541" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_e1f0bfae-e001-44d7-8377-1249339e37a1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_5d7feb57-2310-478b-97a7-94aea052710d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax_e1f0bfae-e001-44d7-8377-1249339e37a1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAfterAdjustmentsAndTax_7dc6939e-1a35-4094-b4dc-9909495adddf" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAfterAdjustmentsAndTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_5d7feb57-2310-478b-97a7-94aea052710d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossDerivativeExcludedComponentIncreaseDecreaseAfterAdjustmentsAndTax_7dc6939e-1a35-4094-b4dc-9909495adddf" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="simple" xlink:href="wdq-20250331.xsd#CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/CONDENSEDCONSOLIDATEDSTATEMENTSOFCASHFLOWS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_2e2273b4-69ff-43fa-826b-74db410a0617" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock_0a8db410-8c2e-4791-b9e9-56d6900270c4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_2e2273b4-69ff-43fa-826b-74db410a0617" xlink:to="loc_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock_0a8db410-8c2e-4791-b9e9-56d6900270c4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfFinancingCosts_8dc666fa-9e35-442f-958f-04b3b2b80f09" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsOfFinancingCosts"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_2e2273b4-69ff-43fa-826b-74db410a0617" xlink:to="loc_us-gaap_PaymentsOfFinancingCosts_8dc666fa-9e35-442f-958f-04b3b2b80f09" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_00617cb1-5cfc-4c80-b1f4-3ca26d96ef9d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_2e2273b4-69ff-43fa-826b-74db410a0617" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_00617cb1-5cfc-4c80-b1f4-3ca26d96ef9d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_RepaymentsOfLongTermConstructionLoan_977ab1b6-9a87-485b-b0e9-57875811a583" xlink:href="wdq-20250331.xsd#wdq_RepaymentsOfLongTermConstructionLoan"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_2e2273b4-69ff-43fa-826b-74db410a0617" xlink:to="loc_wdq_RepaymentsOfLongTermConstructionLoan_977ab1b6-9a87-485b-b0e9-57875811a583" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsMinorityInterest_a0e42ac6-874a-4452-bd53-5927b1f4eda6" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsOfDividendsMinorityInterest"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_2e2273b4-69ff-43fa-826b-74db410a0617" xlink:to="loc_us-gaap_PaymentsOfDividendsMinorityInterest_a0e42ac6-874a-4452-bd53-5927b1f4eda6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_a7cbd471-93ba-43b1-a4da-5ca94930fdf2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_2e2273b4-69ff-43fa-826b-74db410a0617" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_a7cbd471-93ba-43b1-a4da-5ca94930fdf2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_RepaymentsOfEquipmentLoans_5cc6102c-154a-4f1b-8fb8-d1ab93fc3701" xlink:href="wdq-20250331.xsd#wdq_RepaymentsOfEquipmentLoans"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_2e2273b4-69ff-43fa-826b-74db410a0617" xlink:to="loc_wdq_RepaymentsOfEquipmentLoans_5cc6102c-154a-4f1b-8fb8-d1ab93fc3701" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_b38a4057-52fb-4391-b5b9-3d2162384809" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_b38a4057-52fb-4391-b5b9-3d2162384809" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_IncreaseDecreaseInPartsInventories_8ff52d47-84ec-4884-a9fa-f5f861e07a61" xlink:href="wdq-20250331.xsd#wdq_IncreaseDecreaseInPartsInventories"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_wdq_IncreaseDecreaseInPartsInventories_8ff52d47-84ec-4884-a9fa-f5f861e07a61" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_234d820f-81d5-4130-b61d-ae02b9aa4594" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_EquityMethodInvestmentDividendsOrDistributions"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_234d820f-81d5-4130-b61d-ae02b9aa4594" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetRetirementObligationAccretionExpense_acd8d3a5-26d5-438c-bda7-cb8ab8af633a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetRetirementObligationAccretionExpense"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_AssetRetirementObligationAccretionExpense_acd8d3a5-26d5-438c-bda7-cb8ab8af633a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_ba15b4d5-b893-4bfb-b722-f1ea008d00ea" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_ba15b4d5-b893-4bfb-b722-f1ea008d00ea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherAccountsPayable_2a1019f8-2bc4-4f39-8895-352eb2b7d56f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInOtherAccountsPayable"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherAccountsPayable_2a1019f8-2bc4-4f39-8895-352eb2b7d56f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInIncomeTaxesReceivable_efa29c9e-78ad-4e9f-94bf-cbda1693e5cc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInIncomeTaxesReceivable"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_IncreaseDecreaseInIncomeTaxesReceivable_efa29c9e-78ad-4e9f-94bf-cbda1693e5cc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrealizedGainLossOnDerivatives_2d3ae686-136a-4b67-8b6e-bf519eceafe4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_UnrealizedGainLossOnDerivatives"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_UnrealizedGainLossOnDerivatives_2d3ae686-136a-4b67-8b6e-bf519eceafe4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_c568953b-9cbf-4eca-8884-a9c965996aeb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_c568953b-9cbf-4eca-8884-a9c965996aeb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WriteOffOfDeferredDebtIssuanceCost_e72fcfce-46b1-4ac2-9a07-75e8003ba80b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WriteOffOfDeferredDebtIssuanceCost"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_WriteOffOfDeferredDebtIssuanceCost_e72fcfce-46b1-4ac2-9a07-75e8003ba80b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties_9dd62f80-4685-4a9f-8f6e-2c23db6ba2c5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivableRelatedParties_9dd62f80-4685-4a9f-8f6e-2c23db6ba2c5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_UnrealizedGainLossOnConvertibleNotesPayable_1ae10b7e-3b9d-41a0-9148-103146dff317" xlink:href="wdq-20250331.xsd#wdq_UnrealizedGainLossOnConvertibleNotesPayable"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_wdq_UnrealizedGainLossOnConvertibleNotesPayable_1ae10b7e-3b9d-41a0-9148-103146dff317" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_PaidInKindInterestIncome_a8b61a26-40b8-40dc-a14d-a0c075b20863" xlink:href="wdq-20250331.xsd#wdq_PaidInKindInterestIncome"/>
    <link:calculationArc order="13" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_wdq_PaidInKindInterestIncome_a8b61a26-40b8-40dc-a14d-a0c075b20863" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingLeaseLiability_0a7bcdbd-51f8-4696-a822-4b90ded67dc3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInOperatingLeaseLiability"/>
    <link:calculationArc order="14" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingLeaseLiability_0a7bcdbd-51f8-4696-a822-4b90ded67dc3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_1152ab58-f67a-44bf-911e-f6d626b69a53" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="15" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_ShareBasedCompensation_1152ab58-f67a-44bf-911e-f6d626b69a53" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_95686331-3fe0-4e95-ab6b-2f16ea17a59c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities"/>
    <link:calculationArc order="16" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_IncreaseDecreaseInEmployeeRelatedLiabilities_95686331-3fe0-4e95-ab6b-2f16ea17a59c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_75218a83-b53b-483f-9f50-76aef048c45e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="17" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_75218a83-b53b-483f-9f50-76aef048c45e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_4c56c101-1dd0-4f9b-93c7-3a716242be1e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AmortizationOfFinancingCosts"/>
    <link:calculationArc order="18" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_AmortizationOfFinancingCosts_4c56c101-1dd0-4f9b-93c7-3a716242be1e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_b622c4f9-34c2-49d3-be75-76e3da6bc6f8" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense"/>
    <link:calculationArc order="19" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_b622c4f9-34c2-49d3-be75-76e3da6bc6f8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_IncreaseDecreaseInAccruedEnvironmentalCreditRebates_662e7955-0fd7-4bb3-ae38-7f285ffd4167" xlink:href="wdq-20250331.xsd#wdq_IncreaseDecreaseInAccruedEnvironmentalCreditRebates"/>
    <link:calculationArc order="20" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_wdq_IncreaseDecreaseInAccruedEnvironmentalCreditRebates_662e7955-0fd7-4bb3-ae38-7f285ffd4167" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_814df86c-eaa2-4937-8722-b46841f5150f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
    <link:calculationArc order="21" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_814df86c-eaa2-4937-8722-b46841f5150f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrealizedGainLossOnInvestments_b2dbf35e-59f1-44ff-80c0-bb41ed52127e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_UnrealizedGainLossOnInvestments"/>
    <link:calculationArc order="22" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_UnrealizedGainLossOnInvestments_b2dbf35e-59f1-44ff-80c0-bb41ed52127e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_a4210320-c0cc-4591-8a9b-8e4f056108b2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerAsset"/>
    <link:calculationArc order="23" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_a4210320-c0cc-4591-8a9b-8e4f056108b2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableRelatedParties_578fcb72-759d-4c79-ad73-87f072303beb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccountsPayableRelatedParties"/>
    <link:calculationArc order="24" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableRelatedParties_578fcb72-759d-4c79-ad73-87f072303beb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_f4f0d384-3336-45ba-8671-6588d63f8e68" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="25" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_ProfitLoss_f4f0d384-3336-45ba-8671-6588d63f8e68" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherDepreciationAndAmortization_9f33c447-f3a8-434c-8e5e-5e3f17d16dbd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherDepreciationAndAmortization"/>
    <link:calculationArc order="26" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_OtherDepreciationAndAmortization_9f33c447-f3a8-434c-8e5e-5e3f17d16dbd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_7bac5b58-9767-48d4-a030-ce1d150161c2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="27" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_0558f47d-4295-451a-babc-c7b1a41418be" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_7bac5b58-9767-48d4-a030-ce1d150161c2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_c9cf417f-fbf3-473f-816b-f9e5a6e5cae9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_f7e761cd-f9d6-456f-8281-9916f18985ee" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_c9cf417f-fbf3-473f-816b-f9e5a6e5cae9" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_f7e761cd-f9d6-456f-8281-9916f18985ee" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_64f4f216-4a9b-4237-8e4b-f2763e314cf9" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_c9cf417f-fbf3-473f-816b-f9e5a6e5cae9" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_64f4f216-4a9b-4237-8e4b-f2763e314cf9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_aacf279c-71c8-40c7-8bf3-bb3bf0770e16" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_c9cf417f-fbf3-473f-816b-f9e5a6e5cae9" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_aacf279c-71c8-40c7-8bf3-bb3bf0770e16" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_b47545c2-1f71-4d96-b802-d8bb4c43f9bb" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_aab3dc16-c319-4539-893b-de6a41023f5a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_b47545c2-1f71-4d96-b802-d8bb4c43f9bb" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_aab3dc16-c319-4539-893b-de6a41023f5a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromShortTermInvestments_81fb612c-da6f-46dc-bd35-0ee017ac416d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsForProceedsFromShortTermInvestments"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_b47545c2-1f71-4d96-b802-d8bb4c43f9bb" xlink:to="loc_us-gaap_PaymentsForProceedsFromShortTermInvestments_81fb612c-da6f-46dc-bd35-0ee017ac416d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital_42c9367c-32ff-4f52-a5f6-3ecc7a65bade" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_b47545c2-1f71-4d96-b802-d8bb4c43f9bb" xlink:to="loc_us-gaap_ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital_42c9367c-32ff-4f52-a5f6-3ecc7a65bade" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_b02c8c8a-6cd0-4126-84ce-8b1ce93a2c63" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PaymentsToAcquireEquityMethodInvestments"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_b47545c2-1f71-4d96-b802-d8bb4c43f9bb" xlink:to="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_b02c8c8a-6cd0-4126-84ce-8b1ce93a2c63" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/SummaryofSignificantAccountingPoliciesDisaggregationofRevenueByProductLineDetails" xlink:type="simple" xlink:href="wdq-20250331.xsd#SummaryofSignificantAccountingPoliciesDisaggregationofRevenueByProductLineDetails"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/SummaryofSignificantAccountingPoliciesDisaggregationofRevenueByProductLineDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_a6b877c1-87d7-4b09-bd43-33dc13b3baec" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Revenues"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_7548683b-e197-4cd0-aebc-9dd35ccca0bd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_a6b877c1-87d7-4b09-bd43-33dc13b3baec" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_7548683b-e197-4cd0-aebc-9dd35ccca0bd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLeaseIncome_bcc5c76b-6a8f-414d-be9b-52d8277b342d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OperatingLeaseLeaseIncome"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_a6b877c1-87d7-4b09-bd43-33dc13b3baec" xlink:to="loc_us-gaap_OperatingLeaseLeaseIncome_bcc5c76b-6a8f-414d-be9b-52d8277b342d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/SummaryofSignificantAccountingPoliciesReceivablesContractAssetsandContractLiabilitiesFromContractsWithCustomersDetails" xlink:type="simple" xlink:href="wdq-20250331.xsd#SummaryofSignificantAccountingPoliciesReceivablesContractAssetsandContractLiabilitiesFromContractsWithCustomersDetails"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/SummaryofSignificantAccountingPoliciesReceivablesContractAssetsandContractLiabilitiesFromContractsWithCustomersDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_7f06e015-5c9d-4db0-81c1-c12c90e0aeb1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_ContractWithCustomerLiabilityBillingsInExcessOfCostsAndEstimatedEarningsCurrent_31b425f1-90d4-44bc-8ddf-386f063675d9" xlink:href="wdq-20250331.xsd#wdq_ContractWithCustomerLiabilityBillingsInExcessOfCostsAndEstimatedEarningsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ContractWithCustomerLiabilityCurrent_7f06e015-5c9d-4db0-81c1-c12c90e0aeb1" xlink:to="loc_wdq_ContractWithCustomerLiabilityBillingsInExcessOfCostsAndEstimatedEarningsCurrent_31b425f1-90d4-44bc-8ddf-386f063675d9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetNetCurrent_f20d6196-244a-41b5-967a-52625f823a2d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ContractWithCustomerAssetNetCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_ContractWithCustomerAssetAfterAllowanceForCreditLossRetainageCurrent_08d89fa8-611a-477e-b046-f399a149a268" xlink:href="wdq-20250331.xsd#wdq_ContractWithCustomerAssetAfterAllowanceForCreditLossRetainageCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ContractWithCustomerAssetNetCurrent_f20d6196-244a-41b5-967a-52625f823a2d" xlink:to="loc_wdq_ContractWithCustomerAssetAfterAllowanceForCreditLossRetainageCurrent_08d89fa8-611a-477e-b046-f399a149a268" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_ContractWithCustomerAssetAfterAllowanceForCreditLossCostAndEstimatedEarningsInExcessOfBillingsCurrent_e3459342-2514-4da7-932a-a81024a40e70" xlink:href="wdq-20250331.xsd#wdq_ContractWithCustomerAssetAfterAllowanceForCreditLossCostAndEstimatedEarningsInExcessOfBillingsCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ContractWithCustomerAssetNetCurrent_f20d6196-244a-41b5-967a-52625f823a2d" xlink:to="loc_wdq_ContractWithCustomerAssetAfterAllowanceForCreditLossCostAndEstimatedEarningsInExcessOfBillingsCurrent_e3459342-2514-4da7-932a-a81024a40e70" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/InvestmentsinOtherEntitiesSummaryofNetIncomeLossFromEquityMethodInvestmentsDetails" xlink:type="simple" xlink:href="wdq-20250331.xsd#InvestmentsinOtherEntitiesSummaryofNetIncomeLossFromEquityMethodInvestmentsDetails"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/InvestmentsinOtherEntitiesSummaryofNetIncomeLossFromEquityMethodInvestmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_70f85773-a264-46ee-b7d0-64a39b7487f5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsNoncurrent_63b48b18-e141-4e31-937b-bc35b4d898f0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_70f85773-a264-46ee-b7d0-64a39b7487f5" xlink:to="loc_us-gaap_AssetsNoncurrent_63b48b18-e141-4e31-937b-bc35b4d898f0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_62807fac-5fa3-4bdb-af32-d9a89c47ea35" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_70f85773-a264-46ee-b7d0-64a39b7487f5" xlink:to="loc_us-gaap_AssetsCurrent_62807fac-5fa3-4bdb-af32-d9a89c47ea35" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_f5a231b5-fb25-4671-9ae8-8efc1c8d6dab" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_664224aa-b83c-4144-ad29-c97124b299b5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_f5a231b5-fb25-4671-9ae8-8efc1c8d6dab" xlink:to="loc_us-gaap_LiabilitiesCurrent_664224aa-b83c-4144-ad29-c97124b299b5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_7c55b8f8-db4d-4c41-b894-0b275549127b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LiabilitiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_f5a231b5-fb25-4671-9ae8-8efc1c8d6dab" xlink:to="loc_us-gaap_LiabilitiesNoncurrent_7c55b8f8-db4d-4c41-b894-0b275549127b" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/BorrowingsScheduleofPrincipalMaturitiesofDebtDetails" xlink:type="simple" xlink:href="wdq-20250331.xsd#BorrowingsScheduleofPrincipalMaturitiesofDebtDetails"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/BorrowingsScheduleofPrincipalMaturitiesofDebtDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_96ab2890-f029-499e-920d-100f493a605c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_e9b20f6d-0a2a-4b84-b479-5592ad0d9fdf" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_96ab2890-f029-499e-920d-100f493a605c" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_e9b20f6d-0a2a-4b84-b479-5592ad0d9fdf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_688a41f0-9efd-413c-b2c4-36263315bf2b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_96ab2890-f029-499e-920d-100f493a605c" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_688a41f0-9efd-413c-b2c4-36263315bf2b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_46d9ddf3-108c-4d8a-9346-02a9f433463f" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_96ab2890-f029-499e-920d-100f493a605c" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_46d9ddf3-108c-4d8a-9346-02a9f433463f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_17681177-0204-44e1-a888-119fded4ad24" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_96ab2890-f029-499e-920d-100f493a605c" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_17681177-0204-44e1-a888-119fded4ad24" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_LongTermDebtMaturityAfterYearFive_bde38ab3-0999-4cc1-b9ac-b1980687e9ab" xlink:href="wdq-20250331.xsd#wdq_LongTermDebtMaturityAfterYearFive"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_96ab2890-f029-499e-920d-100f493a605c" xlink:to="loc_wdq_LongTermDebtMaturityAfterYearFive_bde38ab3-0999-4cc1-b9ac-b1980687e9ab" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_d852e6e2-ac48-4274-8dfe-972f678268fe" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_96ab2890-f029-499e-920d-100f493a605c" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_d852e6e2-ac48-4274-8dfe-972f678268fe" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_deec2d4f-cdf3-4857-86eb-f54615e30229" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_96ab2890-f029-499e-920d-100f493a605c" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_deec2d4f-cdf3-4857-86eb-f54615e30229" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/BorrowingsScheduleofInterestExpenseonBorrowingsDetails" xlink:type="simple" xlink:href="wdq-20250331.xsd#BorrowingsScheduleofInterestExpenseonBorrowingsDetails"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/BorrowingsScheduleofInterestExpenseonBorrowingsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_wdq_InterestAndFinancingExpenseNet_3bc58a1c-bbee-445f-a240-8dc9019893ec" xlink:href="wdq-20250331.xsd#wdq_InterestAndFinancingExpenseNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_4fe36de9-b7d9-4501-805c-461741d832be" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_AmortizationOfFinancingCosts"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_InterestAndFinancingExpenseNet_3bc58a1c-bbee-445f-a240-8dc9019893ec" xlink:to="loc_us-gaap_AmortizationOfFinancingCosts_4fe36de9-b7d9-4501-805c-461741d832be" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseInterestExpense_0b6130f8-7589-4026-a233-0e7e3e6e519b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseInterestExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_InterestAndFinancingExpenseNet_3bc58a1c-bbee-445f-a240-8dc9019893ec" xlink:to="loc_us-gaap_FinanceLeaseInterestExpense_0b6130f8-7589-4026-a233-0e7e3e6e519b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtRelatedCommitmentFeesAndDebtIssuanceCosts_861f9af2-24e2-4421-b78e-830177c9b66b" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DebtRelatedCommitmentFeesAndDebtIssuanceCosts"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_InterestAndFinancingExpenseNet_3bc58a1c-bbee-445f-a240-8dc9019893ec" xlink:to="loc_us-gaap_DebtRelatedCommitmentFeesAndDebtIssuanceCosts_861f9af2-24e2-4421-b78e-830177c9b66b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebt_80a4353b-b33e-40a2-bfb0-a6010e858648" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestExpenseDebt"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_InterestAndFinancingExpenseNet_3bc58a1c-bbee-445f-a240-8dc9019893ec" xlink:to="loc_us-gaap_InterestExpenseDebt_80a4353b-b33e-40a2-bfb0-a6010e858648" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestIncomeInterestEarningAsset_1d4d36a3-00a2-4eb7-8a66-e22a8a26d19d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_InterestIncomeInterestEarningAsset"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_InterestAndFinancingExpenseNet_3bc58a1c-bbee-445f-a240-8dc9019893ec" xlink:to="loc_us-gaap_InterestIncomeInterestEarningAsset_1d4d36a3-00a2-4eb7-8a66-e22a8a26d19d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/DerivativeFinancialInstrumentsandFairValueMeasurementsInterestRateSwapsDetails" xlink:type="simple" xlink:href="wdq-20250331.xsd#DerivativeFinancialInstrumentsandFairValueMeasurementsInterestRateSwapsDetails"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/DerivativeFinancialInstrumentsandFairValueMeasurementsInterestRateSwapsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_90bdb398-283a-4923-a045-63cfe092aec3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetsCurrent_3f2128d1-e250-4bd6-8224-4b5b774bd525" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DerivativeAssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_90bdb398-283a-4923-a045-63cfe092aec3" xlink:to="loc_us-gaap_DerivativeAssetsCurrent_3f2128d1-e250-4bd6-8224-4b5b774bd525" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssetsNoncurrent_cddfd7f4-591f-45f0-8bac-76802f6bed37" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DerivativeAssetsNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeAssetsLiabilitiesAtFairValueNet_90bdb398-283a-4923-a045-63cfe092aec3" xlink:to="loc_us-gaap_DerivativeAssetsNoncurrent_cddfd7f4-591f-45f0-8bac-76802f6bed37" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/DerivativeFinancialInstrumentsandFairValueMeasurementsEffectofDerivativeInstrumentsonStatementofOperationsDetails" xlink:type="simple" xlink:href="wdq-20250331.xsd#DerivativeFinancialInstrumentsandFairValueMeasurementsEffectofDerivativeInstrumentsonStatementofOperationsDetails"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/DerivativeFinancialInstrumentsandFairValueMeasurementsEffectofDerivativeInstrumentsonStatementofOperationsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_affa04b7-b954-44cb-b2d6-a8f4902ed626" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UnrealizedGainLossOnCommodityContracts_3f661ad7-f48b-4819-948c-c544937b9cfd" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_UnrealizedGainLossOnCommodityContracts"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_affa04b7-b954-44cb-b2d6-a8f4902ed626" xlink:to="loc_us-gaap_UnrealizedGainLossOnCommodityContracts_3f661ad7-f48b-4819-948c-c544937b9cfd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfCommodityContracts_ac55cba5-c05c-4c09-a236-12da22e02560" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_GainLossOnSaleOfCommodityContracts"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_affa04b7-b954-44cb-b2d6-a8f4902ed626" xlink:to="loc_us-gaap_GainLossOnSaleOfCommodityContracts_ac55cba5-c05c-4c09-a236-12da22e02560" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/DerivativeFinancialInstrumentsandFairValueMeasurementsEffectofDerivativeInstrumentsonStatementofOperationsDetails_1" xlink:type="simple" xlink:href="wdq-20250331.xsd#DerivativeFinancialInstrumentsandFairValueMeasurementsEffectofDerivativeInstrumentsonStatementofOperationsDetails_1"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/DerivativeFinancialInstrumentsandFairValueMeasurementsEffectofDerivativeInstrumentsonStatementofOperationsDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_4b1e18f0-775b-438b-a05e-19271f4bacaf" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsNetPeriodicSettlements_5b7bf137-5713-455b-b644-22cdac62c568" xlink:href="wdq-20250331.xsd#wdq_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsNetPeriodicSettlements"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet_4b1e18f0-775b-438b-a05e-19271f4bacaf" xlink:to="loc_wdq_DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsNetPeriodicSettlements_5b7bf137-5713-455b-b644-22cdac62c568" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/DerivativeFinancialInstrumentsandFairValueMeasurementsDerivativesFairValuesonBalanceSheetDetails" xlink:type="simple" xlink:href="wdq-20250331.xsd#DerivativeFinancialInstrumentsandFairValueMeasurementsDerivativesFairValuesonBalanceSheetDetails"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/DerivativeFinancialInstrumentsandFairValueMeasurementsDerivativesFairValuesonBalanceSheetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_bae0d766-6516-43ae-8666-87a02c42c87c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DerivativeLiabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilitiesNoncurrent_838b033e-e906-46e3-8404-f91cbf031142" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DerivativeLiabilitiesNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeLiabilities_bae0d766-6516-43ae-8666-87a02c42c87c" xlink:to="loc_us-gaap_DerivativeLiabilitiesNoncurrent_838b033e-e906-46e3-8404-f91cbf031142" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilitiesCurrent_631ae3af-b136-424a-b230-bb56a9ac50b1" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DerivativeLiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_DerivativeLiabilities_bae0d766-6516-43ae-8666-87a02c42c87c" xlink:to="loc_us-gaap_DerivativeLiabilitiesCurrent_631ae3af-b136-424a-b230-bb56a9ac50b1" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/ReportableSegmentsandGeographicInformationSegmentReportingInformationDetails" xlink:type="simple" xlink:href="wdq-20250331.xsd#ReportableSegmentsandGeographicInformationSegmentReportingInformationDetails"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/ReportableSegmentsandGeographicInformationSegmentReportingInformationDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9d0b69b4-8c8a-480c-9994-13cd31e188f5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_InterestAndFinancingExpenseNet_83892e5d-bfae-481e-83fa-92af33fa8f0b" xlink:href="wdq-20250331.xsd#wdq_InterestAndFinancingExpenseNet"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9d0b69b4-8c8a-480c-9994-13cd31e188f5" xlink:to="loc_wdq_InterestAndFinancingExpenseNet_83892e5d-bfae-481e-83fa-92af33fa8f0b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_a462a601-f28a-496c-b442-fc56bfb70d46" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_Revenues"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9d0b69b4-8c8a-480c-9994-13cd31e188f5" xlink:to="loc_us-gaap_Revenues_a462a601-f28a-496c-b442-fc56bfb70d46" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_18c51644-ac5b-4c8b-b726-b8c2129b8e80" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9d0b69b4-8c8a-480c-9994-13cd31e188f5" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_18c51644-ac5b-4c8b-b726-b8c2129b8e80" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_CostOfGoodsAndServicesSoldAndOtherOperatingExpenses_11ff9795-b353-43b6-b6a0-6372c7937f99" xlink:href="wdq-20250331.xsd#wdq_CostOfGoodsAndServicesSoldAndOtherOperatingExpenses"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9d0b69b4-8c8a-480c-9994-13cd31e188f5" xlink:to="loc_wdq_CostOfGoodsAndServicesSoldAndOtherOperatingExpenses_11ff9795-b353-43b6-b6a0-6372c7937f99" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_75337463-cf20-4db5-b97f-1555df39fe72" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9d0b69b4-8c8a-480c-9994-13cd31e188f5" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_75337463-cf20-4db5-b97f-1555df39fe72" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAmortizationAndAccretionNet_f8564e49-bc6d-4635-a1b6-f069ddd2021d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_DepreciationAmortizationAndAccretionNet"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9d0b69b4-8c8a-480c-9994-13cd31e188f5" xlink:to="loc_us-gaap_DepreciationAmortizationAndAccretionNet_f8564e49-bc6d-4635-a1b6-f069ddd2021d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingOtherItemAmount_8a865a63-42c1-4b34-973f-d88a51a630b0" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_SegmentReportingOtherItemAmount"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9d0b69b4-8c8a-480c-9994-13cd31e188f5" xlink:to="loc_us-gaap_SegmentReportingOtherItemAmount_8a865a63-42c1-4b34-973f-d88a51a630b0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherIncome_9d97eb04-4527-4726-b53e-3d2295371767" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_OtherIncome"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_9d0b69b4-8c8a-480c-9994-13cd31e188f5" xlink:to="loc_us-gaap_OtherIncome_9d97eb04-4527-4726-b53e-3d2295371767" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/NetLossPerShareScheduleofBasicandDilutedNetLossPerUnitDetails" xlink:type="simple" xlink:href="wdq-20250331.xsd#NetLossPerShareScheduleofBasicandDilutedNetLossPerUnitDetails"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/NetLossPerShareScheduleofBasicandDilutedNetLossPerUnitDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_9664b9f3-e745-4092-9ffc-564a260ab881" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_ed7e2013-ff30-44c0-8c0f-5118a019c0ef" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_9664b9f3-e745-4092-9ffc-564a260ab881" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_ed7e2013-ff30-44c0-8c0f-5118a019c0ef" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/CommitmentsandContingenciesFutureMinimumLeasePaymentsOperatingLeasesDetails" xlink:type="simple" xlink:href="wdq-20250331.xsd#CommitmentsandContingenciesFutureMinimumLeasePaymentsOperatingLeasesDetails"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/CommitmentsandContingenciesFutureMinimumLeasePaymentsOperatingLeasesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidAfterYearFive_5f842285-0bd7-4ccc-9182-f5564cd74bd5" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidAfterYearFive"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_a2e03eaa-7e98-46f1-8c45-ed9ed75c7424" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidAfterYearFive_5f842285-0bd7-4ccc-9182-f5564cd74bd5" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_a2e03eaa-7e98-46f1-8c45-ed9ed75c7424" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_076fb73c-b8a9-41de-bf87-c8a7bbf6d00d" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidAfterYearFive_5f842285-0bd7-4ccc-9182-f5564cd74bd5" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_076fb73c-b8a9-41de-bf87-c8a7bbf6d00d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaid_8ca7ea89-45b5-46f7-9776-c19bdd984e75" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaid"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearTwo_c44b201c-d3fb-4239-a2fb-fd0fe4e808f8" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearTwo"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaid_8ca7ea89-45b5-46f7-9776-c19bdd984e75" xlink:to="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearTwo_c44b201c-d3fb-4239-a2fb-fd0fe4e808f8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidAfterYearFive_0c761eba-b925-48bb-9f97-fd59171c078d" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidAfterYearFive"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaid_8ca7ea89-45b5-46f7-9776-c19bdd984e75" xlink:to="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidAfterYearFive_0c761eba-b925-48bb-9f97-fd59171c078d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearThree_83e4206b-ab44-4b3d-b098-78c25134925f" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearThree"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaid_8ca7ea89-45b5-46f7-9776-c19bdd984e75" xlink:to="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearThree_83e4206b-ab44-4b3d-b098-78c25134925f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFour_a5c8f408-b8d1-4f2c-bd36-f4c4299c1b8c" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFour"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaid_8ca7ea89-45b5-46f7-9776-c19bdd984e75" xlink:to="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFour_a5c8f408-b8d1-4f2c-bd36-f4c4299c1b8c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearOne_3d55f6d1-555d-4eb2-bb31-94eb89f159c2" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearOne"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaid_8ca7ea89-45b5-46f7-9776-c19bdd984e75" xlink:to="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearOne_3d55f6d1-555d-4eb2-bb31-94eb89f159c2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidRemainderOfFiscalYear_38491312-9a10-446f-a846-566291abd2b1" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidRemainderOfFiscalYear"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaid_8ca7ea89-45b5-46f7-9776-c19bdd984e75" xlink:to="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidRemainderOfFiscalYear_38491312-9a10-446f-a846-566291abd2b1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFive_94fd3be3-8436-4567-b9f5-d5afeaa7f6b7" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFive"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaid_8ca7ea89-45b5-46f7-9776-c19bdd984e75" xlink:to="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFive_94fd3be3-8436-4567-b9f5-d5afeaa7f6b7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_fa0f877a-87da-463c-a249-ee7e5a9eaa9c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_f35840e1-a39d-4432-9b6a-cad99e20d448" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_fa0f877a-87da-463c-a249-ee7e5a9eaa9c" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_f35840e1-a39d-4432-9b6a-cad99e20d448" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_fec61e57-452e-4043-b26e-2b9e1779a729" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_fa0f877a-87da-463c-a249-ee7e5a9eaa9c" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_fec61e57-452e-4043-b26e-2b9e1779a729" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_488d1b23-deee-40b4-94ff-808d79ce5b66" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_fa0f877a-87da-463c-a249-ee7e5a9eaa9c" xlink:to="loc_us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_488d1b23-deee-40b4-94ff-808d79ce5b66" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_da4ee3e8-7cab-451e-994a-5a5a01d3a4d7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_fa0f877a-87da-463c-a249-ee7e5a9eaa9c" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_da4ee3e8-7cab-451e-994a-5a5a01d3a4d7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_641c6ccc-d422-4157-b717-5c39dcf5f398" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_fa0f877a-87da-463c-a249-ee7e5a9eaa9c" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_641c6ccc-d422-4157-b717-5c39dcf5f398" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_50cd618c-ee9b-4083-a00f-f98fc286abf5" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_fa0f877a-87da-463c-a249-ee7e5a9eaa9c" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_50cd618c-ee9b-4083-a00f-f98fc286abf5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_0eb6c88b-cff2-425c-8cc6-b9ac7e5b6a03" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_fa0f877a-87da-463c-a249-ee7e5a9eaa9c" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive_0eb6c88b-cff2-425c-8cc6-b9ac7e5b6a03" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearTwo_f948b68d-e9fc-4d9d-abe3-2117d69aa6a4" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearTwo"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_fb357de1-6bb2-446b-a2bf-96e15763aaab" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearTwo_f948b68d-e9fc-4d9d-abe3-2117d69aa6a4" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo_fb357de1-6bb2-446b-a2bf-96e15763aaab" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_1e52ec1a-e223-48a2-9974-1b7da702d41a" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearTwo_f948b68d-e9fc-4d9d-abe3-2117d69aa6a4" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_1e52ec1a-e223-48a2-9974-1b7da702d41a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearThree_b01f6159-4b15-4104-8d9a-b2eb45ee7bda" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearThree"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_fca78282-ba61-4a9d-b54f-8268edefcfa2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearThree_b01f6159-4b15-4104-8d9a-b2eb45ee7bda" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_fca78282-ba61-4a9d-b54f-8268edefcfa2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_6a36bb6f-f824-4d4b-9ca5-a6a030c40d28" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearThree_b01f6159-4b15-4104-8d9a-b2eb45ee7bda" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree_6a36bb6f-f824-4d4b-9ca5-a6a030c40d28" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFive_508ddbfa-ad84-4a80-bc0b-45c4b91c7291" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFive"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_2ce2b221-7fa5-41dc-8d2c-84fb490f45ba" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFive_508ddbfa-ad84-4a80-bc0b-45c4b91c7291" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_2ce2b221-7fa5-41dc-8d2c-84fb490f45ba" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_5e785f90-99a4-43cc-93b0-012993fac548" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFive_508ddbfa-ad84-4a80-bc0b-45c4b91c7291" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFive_5e785f90-99a4-43cc-93b0-012993fac548" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_96c7b511-5570-4968-bccf-ad1d6fe43e84" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_d680b62a-f0cc-4c8f-89f6-2dc106a1b4d3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_96c7b511-5570-4968-bccf-ad1d6fe43e84" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFive_d680b62a-f0cc-4c8f-89f6-2dc106a1b4d3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_238e572c-e8c7-4656-884d-7bf36f76a349" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_96c7b511-5570-4968-bccf-ad1d6fe43e84" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_238e572c-e8c7-4656-884d-7bf36f76a349" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_990333e3-d1f5-4237-a72f-863ad19d4ab7" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_96c7b511-5570-4968-bccf-ad1d6fe43e84" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearThree_990333e3-d1f5-4237-a72f-863ad19d4ab7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_76f53a5d-2f02-4b2c-8613-869abd14e242" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_96c7b511-5570-4968-bccf-ad1d6fe43e84" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_76f53a5d-2f02-4b2c-8613-869abd14e242" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_37cc412e-92c7-43f5-991a-fd921d1b8b70" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_96c7b511-5570-4968-bccf-ad1d6fe43e84" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearTwo_37cc412e-92c7-43f5-991a-fd921d1b8b70" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_3f30b2f6-3887-4166-a2f1-afadb11c85e2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_96c7b511-5570-4968-bccf-ad1d6fe43e84" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_3f30b2f6-3887-4166-a2f1-afadb11c85e2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_d1572026-288c-4c11-9589-ba5777c7bff4" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_96c7b511-5570-4968-bccf-ad1d6fe43e84" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueAfterYearFive_d1572026-288c-4c11-9589-ba5777c7bff4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidRemainderOfFiscalYear_ac59bc79-79b5-4aa6-a302-3d27bb183886" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidRemainderOfFiscalYear"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_d5820d3d-95bc-4b58-a341-3456aac73be3" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidRemainderOfFiscalYear_ac59bc79-79b5-4aa6-a302-3d27bb183886" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsRemainderOfFiscalYear_d5820d3d-95bc-4b58-a341-3456aac73be3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_39583540-2449-4d1a-88a4-1b0a55b2fa0c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidRemainderOfFiscalYear_ac59bc79-79b5-4aa6-a302-3d27bb183886" xlink:to="loc_us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_39583540-2449-4d1a-88a4-1b0a55b2fa0c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearOne_a66e88a2-414e-49b4-8541-c8fcc3682bf9" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearOne"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_cb3ea2e1-09e6-4c26-bc91-de55a645f88c" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearOne_a66e88a2-414e-49b4-8541-c8fcc3682bf9" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths_cb3ea2e1-09e6-4c26-bc91-de55a645f88c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_6bb0d627-b5eb-476a-90d9-a9e9684b2902" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearOne_a66e88a2-414e-49b4-8541-c8fcc3682bf9" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueNextTwelveMonths_6bb0d627-b5eb-476a-90d9-a9e9684b2902" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFour_f3280ea6-25fb-4b06-9523-1edfabef0121" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFour"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_5841b7df-3338-49c6-ab26-90c6b79cd78e" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFour_f3280ea6-25fb-4b06-9523-1edfabef0121" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour_5841b7df-3338-49c6-ab26-90c6b79cd78e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_6f714665-53b5-4679-ab44-e878c1f5d571" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaidYearFour_f3280ea6-25fb-4b06-9523-1edfabef0121" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDueYearFour_6f714665-53b5-4679-ab44-e878c1f5d571" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://opalfuels.com/role/CommitmentsandContingenciesFutureMinimumLeasePaymentsOperatingLeasesDetails_1" xlink:type="simple" xlink:href="wdq-20250331.xsd#CommitmentsandContingenciesFutureMinimumLeasePaymentsOperatingLeasesDetails_1"/>
  <link:calculationLink xlink:role="http://opalfuels.com/role/CommitmentsandContingenciesFutureMinimumLeasePaymentsOperatingLeasesDetails_1" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaid_1edfcfd2-fc2b-446e-b512-1853dc05e109" xlink:href="wdq-20250331.xsd#wdq_OperatingAndFinanceLeaseLiabilityToBePaid"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_7ed6deb3-8426-40bd-853e-e971cc19a4cc" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaid_1edfcfd2-fc2b-446e-b512-1853dc05e109" xlink:to="loc_us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue_7ed6deb3-8426-40bd-853e-e971cc19a4cc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_dc8920b4-44ea-48fd-bafa-806b2b0ddbc2" xlink:href="https://xbrl.fasb.org/us-gaap/2024/elts/us-gaap-2024.xsd#us-gaap_FinanceLeaseLiabilityPaymentsDue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_wdq_OperatingAndFinanceLeaseLiabilityToBePaid_1edfcfd2-fc2b-446e-b512-1853dc05e109" xlink:to="loc_us-gaap_FinanceLeaseLiabilityPaymentsDue_dc8920b4-44ea-48fd-bafa-806b2b0ddbc2" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
