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  <xs:element id="cik0001563922_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuanceSyndicationCosts" abstract="false" name="NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuanceSyndicationCosts" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cik0001563922_NoncontrollingInterestIncreaseDecreaseFromSubsidiaryEquityIssuance" abstract="false" name="NoncontrollingInterestIncreaseDecreaseFromSubsidiaryEquityIssuance" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cik0001563922_ClassISharesMember" abstract="true" name="ClassISharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_ClassPASharesMember" abstract="true" name="ClassPASharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_ClassPISharesMember" abstract="true" name="ClassPISharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_ClassPDSharesMember" abstract="true" name="ClassPDSharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_ClassPSSharesMember" abstract="true" name="ClassPSSharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_ClassPTSharesMember" abstract="true" name="ClassPTSharesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_CommonClassEarnoutMember" abstract="true" name="CommonClassEarnoutMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_CommonStockAndTemporaryEquitySharesOutstanding" abstract="false" name="CommonStockAndTemporaryEquitySharesOutstanding" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="cik0001563922_StockTransferredDuringPeriodShares" abstract="false" name="StockTransferredDuringPeriodShares" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="cik0001563922_CommonStockSharesOtherCapitalActivity" abstract="false" name="CommonStockSharesOtherCapitalActivity" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="cik0001563922_CashSettledRestrictedStockUnitsMember" abstract="true" name="CashSettledRestrictedStockUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_DirectorFeesMember" abstract="true" name="DirectorFeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_GreenbackerDevelopmentOpportunitiesFundILPGDEVIncentiveFeesMember" abstract="true" name="GreenbackerDevelopmentOpportunitiesFundILPGDEVIncentiveFeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_GreenbackerDevelopmentOpportunitiesFundIILPGDEVIncentiveFeesMember" abstract="true" name="GreenbackerDevelopmentOpportunitiesFundIILPGDEVIncentiveFeesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_GreenbackerDevelopmentOpportunitiesFundIILPGDEVIISpecialProfitsInterestMember" abstract="true" name="GreenbackerDevelopmentOpportunitiesFundIILPGDEVIISpecialProfitsInterestMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_GreenbackerDevelopmentOpportunitiesFundILPGDEVManagementShareUnitsMember" abstract="true" name="GreenbackerDevelopmentOpportunitiesFundILPGDEVManagementShareUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsFairValueAssumptionsGrantDateFairValue" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsFairValueAssumptionsGrantDateFairValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cik0001563922_IndependentPowerProducerIPPSegmentMember" abstract="true" name="IndependentPowerProducerIPPSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_InvestmentManagementIMSegmentMember" abstract="true" name="InvestmentManagementIMSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_MN8EnergyHoldingsLLCMember" abstract="true" name="MN8EnergyHoldingsLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cik0001563922_BusinessCombinationTerminationFee" abstract="false" name="BusinessCombinationTerminationFee" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
