<?xml version="1.0" encoding="utf-8"?>
<Return xmlns="http://www.irs.gov/efile" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" returnVersion="2022v5.0">
  <ReturnHeader binaryAttachmentCnt="0">
    <ReturnTs>2023-06-29T14:07:57-04:00</ReturnTs>
    <TaxPeriodEndDt>2022-12-31</TaxPeriodEndDt>
    <PreparerFirmGrp>
      <PreparerFirmEIN>042917204</PreparerFirmEIN>
      <PreparerFirmName>
        <BusinessNameLine1Txt>ANSTISS &amp; CO PC</BusinessNameLine1Txt>
      </PreparerFirmName>
      <PreparerUSAddress>
        <AddressLine1Txt>6 OMNI WAY STE 201</AddressLine1Txt>
        <CityNm>CHELMSFORD</CityNm>
        <StateAbbreviationCd>MA</StateAbbreviationCd>
        <ZIPCd>018244187</ZIPCd>
      </PreparerUSAddress>
    </PreparerFirmGrp>
    <ReturnTypeCd>990</ReturnTypeCd>
    <TaxPeriodBeginDt>2022-01-01</TaxPeriodBeginDt>
    <Filer>
      <EIN>043512550</EIN>
      <BusinessName>
        <BusinessNameLine1Txt>CLEAN AIR TASK FORCE INC</BusinessNameLine1Txt>
      </BusinessName>
      <BusinessNameControlTxt>CLEA</BusinessNameControlTxt>
      <PhoneNum>6176240234</PhoneNum>
      <USAddress>
        <AddressLine1Txt>114 STATE STREET 6TH FL</AddressLine1Txt>
        <CityNm>BOSTON</CityNm>
        <StateAbbreviationCd>MA</StateAbbreviationCd>
        <ZIPCd>02109</ZIPCd>
      </USAddress>
    </Filer>
    <BusinessOfficerGrp>
      <PersonNm>KAY MCCONAGHA</PersonNm>
      <PersonTitleTxt>TREASURER &amp; CFO</PersonTitleTxt>
      <PhoneNum>0061762402</PhoneNum>
      <SignatureDt>2023-05-23</SignatureDt>
      <DiscussWithPaidPreparerInd>true</DiscussWithPaidPreparerInd>
    </BusinessOfficerGrp>
    <SigningOfficerGrp>
      <PersonFullName>
        <PersonFirstNm>KAY</PersonFirstNm>
        <PersonLastNm>MCCONAGHA</PersonLastNm>
      </PersonFullName>
      <SSN>999009999</SSN>
    </SigningOfficerGrp>
    <IRSResponsiblePrtyInfoCurrInd>false</IRSResponsiblePrtyInfoCurrInd>
    <PreparerPersonGrp>
      <PreparerPersonNm>RICHARD B DIONNE</PreparerPersonNm>
      <PTIN>P00142882</PTIN>
      <PhoneNum>9784522500</PhoneNum>
      <PreparationDt>2023-05-23</PreparationDt>
    </PreparerPersonGrp>
    <TaxYr>2022</TaxYr>
    <BuildTS>2023-04-26 12:10:37Z</BuildTS>
  </ReturnHeader>
  <ReturnData documentCnt="12">
    <IRS990 documentId="RetDoc3" referenceDocumentId="RetDoc10">
      <PrincipalOfficerNm>KAY MCCONAGHA</PrincipalOfficerNm>
      <USAddress>
        <AddressLine1Txt>114 STATE STREET 6TH FL</AddressLine1Txt>
        <CityNm>BOSTON</CityNm>
        <StateAbbreviationCd>MA</StateAbbreviationCd>
        <ZIPCd>02109</ZIPCd>
      </USAddress>
      <GrossReceiptsAmt>51412019</GrossReceiptsAmt>
      <GroupReturnForAffiliatesInd>false</GroupReturnForAffiliatesInd>
      <Organization501c3Ind>X</Organization501c3Ind>
      <WebsiteAddressTxt>WWW.CATF.US</WebsiteAddressTxt>
      <TypeOfOrganizationCorpInd>X</TypeOfOrganizationCorpInd>
      <FormationYr>2000</FormationYr>
      <LegalDomicileStateCd>MA</LegalDomicileStateCd>
      <ActivityOrMissionDesc>PUSH THE TECHNOLOGY AND POLICY CHANGES NEEDED TO ACHIEVE A ZERO-EMISSIONS, HIGH-ENERGY PLANET AT AN AFFORDABLE COST.</ActivityOrMissionDesc>
      <VotingMembersGoverningBodyCnt>8</VotingMembersGoverningBodyCnt>
      <VotingMembersIndependentCnt>8</VotingMembersIndependentCnt>
      <TotalEmployeeCnt>129</TotalEmployeeCnt>
      <TotalGrossUBIAmt>0</TotalGrossUBIAmt>
      <PYContributionsGrantsAmt>31253060</PYContributionsGrantsAmt>
      <CYContributionsGrantsAmt>50436953</CYContributionsGrantsAmt>
      <PYProgramServiceRevenueAmt>314625</PYProgramServiceRevenueAmt>
      <CYProgramServiceRevenueAmt>616788</CYProgramServiceRevenueAmt>
      <PYInvestmentIncomeAmt>6847</PYInvestmentIncomeAmt>
      <CYInvestmentIncomeAmt>77064</CYInvestmentIncomeAmt>
      <PYOtherRevenueAmt>1421</PYOtherRevenueAmt>
      <CYOtherRevenueAmt>3700</CYOtherRevenueAmt>
      <PYTotalRevenueAmt>31575953</PYTotalRevenueAmt>
      <CYTotalRevenueAmt>51134505</CYTotalRevenueAmt>
      <PYGrantsAndSimilarPaidAmt>1571445</PYGrantsAndSimilarPaidAmt>
      <CYGrantsAndSimilarPaidAmt>1530581</CYGrantsAndSimilarPaidAmt>
      <CYBenefitsPaidToMembersAmt>0</CYBenefitsPaidToMembersAmt>
      <PYSalariesCompEmpBnftPaidAmt>8878154</PYSalariesCompEmpBnftPaidAmt>
      <CYSalariesCompEmpBnftPaidAmt>16855228</CYSalariesCompEmpBnftPaidAmt>
      <CYTotalProfFndrsngExpnsAmt>0</CYTotalProfFndrsngExpnsAmt>
      <CYTotalFundraisingExpenseAmt>2278373</CYTotalFundraisingExpenseAmt>
      <PYOtherExpensesAmt>9891049</PYOtherExpensesAmt>
      <CYOtherExpensesAmt>22132934</CYOtherExpensesAmt>
      <PYTotalExpensesAmt>20340648</PYTotalExpensesAmt>
      <CYTotalExpensesAmt>40518743</CYTotalExpensesAmt>
      <PYRevenuesLessExpensesAmt>11235305</PYRevenuesLessExpensesAmt>
      <CYRevenuesLessExpensesAmt>10615762</CYRevenuesLessExpensesAmt>
      <TotalAssetsBOYAmt>31921240</TotalAssetsBOYAmt>
      <TotalAssetsEOYAmt>44073956</TotalAssetsEOYAmt>
      <TotalLiabilitiesBOYAmt>1863519</TotalLiabilitiesBOYAmt>
      <TotalLiabilitiesEOYAmt>3333071</TotalLiabilitiesEOYAmt>
      <NetAssetsOrFundBalancesBOYAmt>30057721</NetAssetsOrFundBalancesBOYAmt>
      <NetAssetsOrFundBalancesEOYAmt>40740885</NetAssetsOrFundBalancesEOYAmt>
      <InfoInScheduleOPartIIIInd>X</InfoInScheduleOPartIIIInd>
      <MissionDesc>PUSH THE TECHNOLOGY AND POLICY CHANGES NEEDED TO ACHIEVE A ZERO-EMISSIONS, HIGH-ENERGY PLANET AT AN AFFORDABLE COST.</MissionDesc>
      <SignificantNewProgramSrvcInd>true</SignificantNewProgramSrvcInd>
      <SignificantChangeInd>false</SignificantChangeInd>
      <ExpenseAmt>4495359</ExpenseAmt>
      <GrantAmt>305000</GrantAmt>
      <Desc>NUCLEAR ENERGY - AS THE IMPACT OF NUCLEAR TECHNOLOGY CAN BENEFIT THE GLOBAL ENERGY SECTOR, THE CATF NUCLEAR TEAM FOCUSES NOT ONLY ON MARKETS WHERE NUCLEAR ENERGY IS ALREADY DEPLOYED, SUCH AS NORTH AMERICA, EUROPE, ASIA AND LATIN AMERICA, BUT ALSO ON EMERGING COUNTRIES WHERE THE NEED FOR DECARBONIZATION IS CONSIDERED TO BE IMPORTANT IN THE YEARS AHEAD DUE TO FORECAST OF ENERGY DEMANDS. TO MEET THE CURRENT LEVEL OF PROJECTED DEMAND AND REACH A LEVEL OF NUCLEAR PLANT DEVELOPMENT CAPABLE OF MAKING A SIGNIFICANT IMPACT IN DECARBONIZATION, NUCLEAR PLANTS AND THE GLOBAL NUCLEAR INDUSTRY NEED A COMPLETE RESET.</Desc>
      <ProgSrvcAccomActy2Grp>
        <ExpenseAmt>3786546</ExpenseAmt>
        <GrantAmt>43884</GrantAmt>
        <RevenueAmt>131000</RevenueAmt>
        <Desc>SUPER POLLUTANTS INTERNATIONAL - ACCORDING TO THE CLIMATE AND CLEAN AIR COALITION A COALITION OF 71 COUNTRIES, INCLUDING THE UNITED STATES, AND 78 INTERNATIONAL AND NON- GOVERNMENTAL PARTNERS GLOBAL EFFORTS TO CUT SUPER POLLUTANTS COULD REDUCE: AT LEAST 40 PERCENT OF METHANE EMISSIONS BY 2030 COMPARED TO 2010, UP TO 70 PERCENT OF BLACK CARBON BY 2030 RELATIVE TO 2010, AND 99.5 PERCENT OF HFCS BY 2050 COMPARED TO 2010. CATF SUPPORTS THESE GOALS AND IS WORKING WITH PARTNERS AROUND THE WORLD TO ACHIEVE THEM.</Desc>
      </ProgSrvcAccomActy2Grp>
      <ProgSrvcAccomActy3Grp>
        <ExpenseAmt>2743900</ExpenseAmt>
        <GrantAmt>62500</GrantAmt>
        <Desc>CARBON CAPTURE - CATF WORKS TOWARDS THIS GOAL BY DEVELOPING AND ADVOCATING FOR POLICIES AIMED AT MAKING CARBON CAPTURE, REMOVAL, AND STORAGE TECHNOLOGIES COST COMPETITIVE WITH USING UNABATED FOSSIL FUELS FOR POWER GENERATION AND FOR USE IN THE INDUSTRIAL SECTOR, GLOBALLY. OUR GOAL IS TO RAPIDLY ACCELERATE THE ADOPTION OF CARBON CAPTURE TECHNOLOGIES TO PREVENT THE EMISSION OF MILLIONS OF TONNES OF CO? FROM POWER GENERATION AND INDUSTRIAL SOURCES AROUND THE WORLD.</Desc>
      </ProgSrvcAccomActy3Grp>
      <ProgSrvcAccomActyOtherGrp>
        <ExpenseAmt>14626720</ExpenseAmt>
        <GrantAmt>1119197</GrantAmt>
        <RevenueAmt>489488</RevenueAmt>
        <Desc>OTHER.</Desc>
      </ProgSrvcAccomActyOtherGrp>
      <TotalOtherProgSrvcExpenseAmt>14626720</TotalOtherProgSrvcExpenseAmt>
      <TotalOtherProgSrvcGrantAmt>1119197</TotalOtherProgSrvcGrantAmt>
      <TotalOtherProgSrvcRevenueAmt>489488</TotalOtherProgSrvcRevenueAmt>
      <TotalProgramServiceExpensesAmt>25652525</TotalProgramServiceExpensesAmt>
      <DescribedInSection501c3Ind referenceDocumentId="RetDoc12">true</DescribedInSection501c3Ind>
      <ScheduleBRequiredInd referenceDocumentId="RetDoc1">true</ScheduleBRequiredInd>
      <PoliticalCampaignActyInd referenceDocumentId="RetDoc4">false</PoliticalCampaignActyInd>
      <LobbyingActivitiesInd referenceDocumentId="RetDoc4">true</LobbyingActivitiesInd>
      <SubjectToProxyTaxInd referenceDocumentId="RetDoc4">false</SubjectToProxyTaxInd>
      <DonorAdvisedFundInd referenceDocumentId="RetDoc5">false</DonorAdvisedFundInd>
      <ConservationEasementsInd referenceDocumentId="RetDoc5">false</ConservationEasementsInd>
      <CollectionsOfArtInd referenceDocumentId="RetDoc5">false</CollectionsOfArtInd>
      <CreditCounselingInd referenceDocumentId="RetDoc5">false</CreditCounselingInd>
      <DonorRstrOrQuasiEndowmentsInd referenceDocumentId="RetDoc5">false</DonorRstrOrQuasiEndowmentsInd>
      <ReportLandBuildingEquipmentInd referenceDocumentId="RetDoc5">true</ReportLandBuildingEquipmentInd>
      <ReportInvestmentsOtherSecInd referenceDocumentId="RetDoc5">false</ReportInvestmentsOtherSecInd>
      <ReportProgramRelatedInvstInd referenceDocumentId="RetDoc5">false</ReportProgramRelatedInvstInd>
      <ReportOtherAssetsInd referenceDocumentId="RetDoc5">false</ReportOtherAssetsInd>
      <ReportOtherLiabilitiesInd referenceDocumentId="RetDoc5">true</ReportOtherLiabilitiesInd>
      <IncludeFIN48FootnoteInd referenceDocumentId="RetDoc5">true</IncludeFIN48FootnoteInd>
      <IndependentAuditFinclStmtInd referenceDocumentId="RetDoc5">true</IndependentAuditFinclStmtInd>
      <ConsolidatedAuditFinclStmtInd referenceDocumentId="RetDoc5">true</ConsolidatedAuditFinclStmtInd>
      <SchoolOperatingInd>false</SchoolOperatingInd>
      <ForeignOfficeInd>true</ForeignOfficeInd>
      <ForeignActivitiesInd referenceDocumentId="RetDoc13">true</ForeignActivitiesInd>
      <MoreThan5000KToOrgInd referenceDocumentId="RetDoc13">true</MoreThan5000KToOrgInd>
      <MoreThan5000KToIndividualsInd referenceDocumentId="RetDoc13">false</MoreThan5000KToIndividualsInd>
      <ProfessionalFundraisingInd>false</ProfessionalFundraisingInd>
      <FundraisingActivitiesInd>false</FundraisingActivitiesInd>
      <GamingActivitiesInd>false</GamingActivitiesInd>
      <OperateHospitalInd>false</OperateHospitalInd>
      <GrantsToOrganizationsInd referenceDocumentId="RetDoc6">true</GrantsToOrganizationsInd>
      <GrantsToIndividualsInd referenceDocumentId="RetDoc6">false</GrantsToIndividualsInd>
      <ScheduleJRequiredInd referenceDocumentId="RetDoc7">true</ScheduleJRequiredInd>
      <TaxExemptBondsInd>false</TaxExemptBondsInd>
      <EngagedInExcessBenefitTransInd referenceDocumentId="RetDoc8">false</EngagedInExcessBenefitTransInd>
      <PYExcessBenefitTransInd referenceDocumentId="RetDoc8">false</PYExcessBenefitTransInd>
      <LoanOutstandingInd referenceDocumentId="RetDoc8">false</LoanOutstandingInd>
      <GrantToRelatedPersonInd referenceDocumentId="RetDoc8">false</GrantToRelatedPersonInd>
      <BusinessRlnWithOrgMemInd referenceDocumentId="RetDoc8">true</BusinessRlnWithOrgMemInd>
      <BusinessRlnWithFamMemInd referenceDocumentId="RetDoc8">false</BusinessRlnWithFamMemInd>
      <BusinessRlnWith35CtrlEntInd referenceDocumentId="RetDoc8">true</BusinessRlnWith35CtrlEntInd>
      <DeductibleNonCashContriInd referenceDocumentId="RetDoc9">true</DeductibleNonCashContriInd>
      <DeductibleArtContributionInd referenceDocumentId="RetDoc9">false</DeductibleArtContributionInd>
      <TerminateOperationsInd>false</TerminateOperationsInd>
      <PartialLiquidationInd>false</PartialLiquidationInd>
      <DisregardedEntityInd referenceDocumentId="RetDoc11">false</DisregardedEntityInd>
      <RelatedEntityInd referenceDocumentId="RetDoc11">true</RelatedEntityInd>
      <RelatedOrganizationCtrlEntInd>false</RelatedOrganizationCtrlEntInd>
      <TrnsfrExmptNonChrtblRltdOrgInd referenceDocumentId="RetDoc11">false</TrnsfrExmptNonChrtblRltdOrgInd>
      <ActivitiesConductedPrtshpInd referenceDocumentId="RetDoc11">false</ActivitiesConductedPrtshpInd>
      <ScheduleORequiredInd>true</ScheduleORequiredInd>
      <IRPDocumentCnt>93</IRPDocumentCnt>
      <IRPDocumentW2GCnt>0</IRPDocumentW2GCnt>
      <EmployeeCnt>129</EmployeeCnt>
      <EmploymentTaxReturnsFiledInd>true</EmploymentTaxReturnsFiledInd>
      <UnrelatedBusIncmOverLimitInd>false</UnrelatedBusIncmOverLimitInd>
      <ForeignFinancialAccountInd>false</ForeignFinancialAccountInd>
      <ProhibitedTaxShelterTransInd>false</ProhibitedTaxShelterTransInd>
      <TaxablePartyNotificationInd>false</TaxablePartyNotificationInd>
      <NondeductibleContributionsInd>false</NondeductibleContributionsInd>
      <IndoorTanningServicesInd>false</IndoorTanningServicesInd>
      <SubjToTaxRmnrtnExPrchtPymtInd>false</SubjToTaxRmnrtnExPrchtPymtInd>
      <SubjectToExcsTaxNetInvstIncInd>false</SubjectToExcsTaxNetInvstIncInd>
      <InfoInScheduleOPartVIInd>X</InfoInScheduleOPartVIInd>
      <GoverningBodyVotingMembersCnt>8</GoverningBodyVotingMembersCnt>
      <IndependentVotingMemberCnt>8</IndependentVotingMemberCnt>
      <FamilyOrBusinessRlnInd>true</FamilyOrBusinessRlnInd>
      <DelegationOfMgmtDutiesInd>false</DelegationOfMgmtDutiesInd>
      <ChangeToOrgDocumentsInd>false</ChangeToOrgDocumentsInd>
      <MaterialDiversionOrMisuseInd>false</MaterialDiversionOrMisuseInd>
      <MembersOrStockholdersInd>false</MembersOrStockholdersInd>
      <ElectionOfBoardMembersInd>false</ElectionOfBoardMembersInd>
      <DecisionsSubjectToApprovaInd>false</DecisionsSubjectToApprovaInd>
      <MinutesOfGoverningBodyInd>true</MinutesOfGoverningBodyInd>
      <MinutesOfCommitteesInd>true</MinutesOfCommitteesInd>
      <OfficerMailingAddressInd>false</OfficerMailingAddressInd>
      <LocalChaptersInd>false</LocalChaptersInd>
      <Form990ProvidedToGvrnBodyInd>true</Form990ProvidedToGvrnBodyInd>
      <ConflictOfInterestPolicyInd>true</ConflictOfInterestPolicyInd>
      <AnnualDisclosureCoveredPrsnInd>true</AnnualDisclosureCoveredPrsnInd>
      <RegularMonitoringEnfrcInd>true</RegularMonitoringEnfrcInd>
      <WhistleblowerPolicyInd>true</WhistleblowerPolicyInd>
      <DocumentRetentionPolicyInd>true</DocumentRetentionPolicyInd>
      <CompensationProcessCEOInd>true</CompensationProcessCEOInd>
      <CompensationProcessOtherInd>true</CompensationProcessOtherInd>
      <InvestmentInJointVentureInd>false</InvestmentInJointVentureInd>
      <StatesWhereCopyOfReturnIsFldCd>MA</StatesWhereCopyOfReturnIsFldCd>
      <UponRequestInd>X</UponRequestInd>
      <BooksInCareOfDetail>
        <PersonNm>KAY MCCONAGHA</PersonNm>
        <PhoneNum>6176240234</PhoneNum>
        <USAddress>
          <AddressLine1Txt>114 STATE STREET 6TH FL</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02108</ZIPCd>
        </USAddress>
      </BooksInCareOfDetail>
      <Form990PartVIISectionAGrp>
        <PersonNm>JEFF BROWN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CLARENCE EDWARDS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CARRIE JENKS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JANE CS LONG</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>BRUCE A PHILLIPS</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SUE D SHERIDAN</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SIMONE TAGLIAPIETRA</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ELIZABETH THOMPSON</PersonNm>
        <TitleTxt>DIRECTOR</TitleTxt>
        <AverageHoursPerWeekRt>2.00</AverageHoursPerWeekRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <ReportableCompFromOrgAmt>0</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>0</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ARMOND M COHEN</PersonNm>
        <TitleTxt>EXECUTIVE DI</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>310747</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>41205</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KAY MCCONAGHA</PersonNm>
        <TitleTxt>TREASURER &amp;</TitleTxt>
        <AverageHoursPerWeekRt>35.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>5.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>274533</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>13932</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ASHLEY KORN</PersonNm>
        <TitleTxt>CLERK</TitleTxt>
        <AverageHoursPerWeekRt>35.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>5.00</AverageHoursPerWeekRltdOrgRt>
        <IndividualTrusteeOrDirectorInd>X</IndividualTrusteeOrDirectorInd>
        <OfficerInd>X</OfficerInd>
        <ReportableCompFromOrgAmt>168263</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>21250</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>KURT WALTZER</PersonNm>
        <TitleTxt>MANAGING DIR</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>277196</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>52383</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>AMANDA STORM-SCHUSTER</PersonNm>
        <TitleTxt>CHIEF OF DEV</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>256920</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>24721</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>SARAH SMITH</PersonNm>
        <TitleTxt>PROGRAM DIRE</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>251480</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>43593</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CONRAD G SCHNEIDER</PersonNm>
        <TitleTxt>SENIOR DIREC</TitleTxt>
        <AverageHoursPerWeekRt>35.00</AverageHoursPerWeekRt>
        <AverageHoursPerWeekRltdOrgRt>5.00</AverageHoursPerWeekRltdOrgRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>240747</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>37705</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>LARISSA LEE BECK</PersonNm>
        <TitleTxt>INT. DIRECTO</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <KeyEmployeeInd>X</KeyEmployeeInd>
        <ReportableCompFromOrgAmt>205906</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>9814</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>CARLOS LEIPNER-GOMES</PersonNm>
        <TitleTxt>GNES DIRECTO</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>236459</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>13817</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ANDREW PLACE</PersonNm>
        <TitleTxt>CLIMATE DIRE</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>234400</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>18854</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>ANN B WEEKS</PersonNm>
        <TitleTxt>LEGAL DIRECT</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>217912</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>11265</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>JEANETTE PABLO</PersonNm>
        <TitleTxt>SENIOR FELLO</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>200838</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>48584</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <Form990PartVIISectionAGrp>
        <PersonNm>PHILLIP BALL</PersonNm>
        <TitleTxt>CHIEF OF GEO</TitleTxt>
        <AverageHoursPerWeekRt>40.00</AverageHoursPerWeekRt>
        <HighestCompensatedEmployeeInd>X</HighestCompensatedEmployeeInd>
        <ReportableCompFromOrgAmt>191183</ReportableCompFromOrgAmt>
        <ReportableCompFromRltdOrgAmt>0</ReportableCompFromRltdOrgAmt>
        <OtherCompensationAmt>21511</OtherCompensationAmt>
      </Form990PartVIISectionAGrp>
      <TotalReportableCompFromOrgAmt>3066584</TotalReportableCompFromOrgAmt>
      <TotalOtherCompensationAmt>358634</TotalOtherCompensationAmt>
      <IndivRcvdGreaterThan100KCnt>13</IndivRcvdGreaterThan100KCnt>
      <FormerOfcrEmployeesListedInd>false</FormerOfcrEmployeesListedInd>
      <TotalCompGreaterThan150KInd>true</TotalCompGreaterThan150KInd>
      <CompensationFromOtherSrcsInd>false</CompensationFromOtherSrcsInd>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>5IVE LLC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>317 QUINCY STREET NE</AddressLine1Txt>
            <CityNm>MINNEAPOLIS</CityNm>
            <StateAbbreviationCd>MN</StateAbbreviationCd>
            <ZIPCd>55413</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>STRATEGIC SVCS</ServicesDesc>
        <CompensationAmt>4462823</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>MCKINSEY &amp; COMPANY INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>711 3RD AVENUE</AddressLine1Txt>
            <CityNm>NEW YORK</CityNm>
            <StateAbbreviationCd>NY</StateAbbreviationCd>
            <ZIPCd>10017</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>STRATEGIC SVCS</ServicesDesc>
        <CompensationAmt>2125000</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>GREEN STRATEGIES INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>6116 BROAD STREET</AddressLine1Txt>
            <CityNm>BETHESDA</CityNm>
            <StateAbbreviationCd>MD</StateAbbreviationCd>
            <ZIPCd>20816</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>RESEARCH &amp; TECH</ServicesDesc>
        <CompensationAmt>783924</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>QVIST CONSULTING LIMITED</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <ForeignAddress>
            <AddressLine1Txt>11 WHARNCLIFFE DRIVE</AddressLine1Txt>
            <CityNm>MIDDLESEX</CityNm>
            <ProvinceOrStateNm>UB EP</ProvinceOrStateNm>
            <CountryCd>UK</CountryCd>
          </ForeignAddress>
        </ContractorAddress>
        <ServicesDesc>RESEARCH &amp; TECH</ServicesDesc>
        <CompensationAmt>763147</CompensationAmt>
      </ContractorCompensationGrp>
      <ContractorCompensationGrp>
        <ContractorName>
          <BusinessName>
            <BusinessNameLine1Txt>CATF ACTION INC</BusinessNameLine1Txt>
          </BusinessName>
        </ContractorName>
        <ContractorAddress>
          <USAddress>
            <AddressLine1Txt>114 STATE STREET 6TH FL</AddressLine1Txt>
            <CityNm>BOSTON</CityNm>
            <StateAbbreviationCd>MA</StateAbbreviationCd>
            <ZIPCd>02109</ZIPCd>
          </USAddress>
        </ContractorAddress>
        <ServicesDesc>CONTRACT SCVS</ServicesDesc>
        <CompensationAmt>740000</CompensationAmt>
      </ContractorCompensationGrp>
      <CntrctRcvdGreaterThan100KCnt>25</CntrctRcvdGreaterThan100KCnt>
      <AllOtherContributionsAmt>50436953</AllOtherContributionsAmt>
      <NoncashContributionsAmt>224560</NoncashContributionsAmt>
      <TotalContributionsAmt>50436953</TotalContributionsAmt>
      <ProgramServiceRevenueGrp>
        <Desc>PROGRAM SERVICE FEES</Desc>
        <TotalRevenueColumnAmt>616788</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>616788</RelatedOrExemptFuncIncomeAmt>
      </ProgramServiceRevenueGrp>
      <TotalProgramServiceRevenueAmt>616788</TotalProgramServiceRevenueAmt>
      <InvestmentIncomeGrp>
        <TotalRevenueColumnAmt>73671</TotalRevenueColumnAmt>
        <ExclusionAmt>73671</ExclusionAmt>
      </InvestmentIncomeGrp>
      <GrossAmountSalesAssetsGrp>
        <SecuritiesAmt>279977</SecuritiesAmt>
        <OtherAmt>930</OtherAmt>
      </GrossAmountSalesAssetsGrp>
      <LessCostOthBasisSalesExpnssGrp>
        <SecuritiesAmt>275492</SecuritiesAmt>
        <OtherAmt>2022</OtherAmt>
      </LessCostOthBasisSalesExpnssGrp>
      <GainOrLossGrp>
        <SecuritiesAmt>4485</SecuritiesAmt>
        <OtherAmt>-1092</OtherAmt>
      </GainOrLossGrp>
      <NetGainOrLossInvestmentsGrp>
        <TotalRevenueColumnAmt>3393</TotalRevenueColumnAmt>
        <ExclusionAmt>3393</ExclusionAmt>
      </NetGainOrLossInvestmentsGrp>
      <OtherRevenueMiscGrp>
        <Desc>MISCELLANEOUS</Desc>
        <TotalRevenueColumnAmt>3700</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>3700</RelatedOrExemptFuncIncomeAmt>
      </OtherRevenueMiscGrp>
      <OtherRevenueTotalAmt>3700</OtherRevenueTotalAmt>
      <TotalRevenueGrp>
        <TotalRevenueColumnAmt>51134505</TotalRevenueColumnAmt>
        <RelatedOrExemptFuncIncomeAmt>620488</RelatedOrExemptFuncIncomeAmt>
        <ExclusionAmt>77064</ExclusionAmt>
      </TotalRevenueGrp>
      <InfoInScheduleOPartIXInd>X</InfoInScheduleOPartIXInd>
      <GrantsToDomesticOrgsGrp>
        <TotalAmt>1270000</TotalAmt>
        <ProgramServicesAmt>1270000</ProgramServicesAmt>
      </GrantsToDomesticOrgsGrp>
      <ForeignGrantsGrp>
        <TotalAmt>260581</TotalAmt>
        <ProgramServicesAmt>260581</ProgramServicesAmt>
      </ForeignGrantsGrp>
      <CompCurrentOfcrDirectorsGrp>
        <TotalAmt>2230396</TotalAmt>
        <ProgramServicesAmt>1042860</ProgramServicesAmt>
        <ManagementAndGeneralAmt>648195</ManagementAndGeneralAmt>
        <FundraisingAmt>539341</FundraisingAmt>
      </CompCurrentOfcrDirectorsGrp>
      <OtherSalariesAndWagesGrp>
        <TotalAmt>11428635</TotalAmt>
        <ProgramServicesAmt>7997980</ProgramServicesAmt>
        <ManagementAndGeneralAmt>2545105</ManagementAndGeneralAmt>
        <FundraisingAmt>885550</FundraisingAmt>
      </OtherSalariesAndWagesGrp>
      <PensionPlanContributionsGrp>
        <TotalAmt>529182</TotalAmt>
        <ProgramServicesAmt>417984</ProgramServicesAmt>
        <ManagementAndGeneralAmt>32971</ManagementAndGeneralAmt>
        <FundraisingAmt>78227</FundraisingAmt>
      </PensionPlanContributionsGrp>
      <OtherEmployeeBenefitsGrp>
        <TotalAmt>1298671</TotalAmt>
        <ProgramServicesAmt>1115098</ProgramServicesAmt>
        <ManagementAndGeneralAmt>34353</ManagementAndGeneralAmt>
        <FundraisingAmt>149220</FundraisingAmt>
      </OtherEmployeeBenefitsGrp>
      <PayrollTaxesGrp>
        <TotalAmt>1368344</TotalAmt>
        <ProgramServicesAmt>1173959</ProgramServicesAmt>
        <ManagementAndGeneralAmt>70714</ManagementAndGeneralAmt>
        <FundraisingAmt>123671</FundraisingAmt>
      </PayrollTaxesGrp>
      <FeesForServicesLegalGrp>
        <TotalAmt>785184</TotalAmt>
        <ProgramServicesAmt>733876</ProgramServicesAmt>
        <ManagementAndGeneralAmt>51308</ManagementAndGeneralAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>41700</TotalAmt>
        <ManagementAndGeneralAmt>41700</ManagementAndGeneralAmt>
      </FeesForServicesAccountingGrp>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>9399</TotalAmt>
        <ManagementAndGeneralAmt>9399</ManagementAndGeneralAmt>
      </FeesForSrvcInvstMgmntFeesGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>16252001</TotalAmt>
        <ProgramServicesAmt>10564026</ProgramServicesAmt>
        <ManagementAndGeneralAmt>5539693</ManagementAndGeneralAmt>
        <FundraisingAmt>148282</FundraisingAmt>
      </FeesForServicesOtherGrp>
      <OfficeExpensesGrp>
        <TotalAmt>1314489</TotalAmt>
        <ProgramServicesAmt>118628</ProgramServicesAmt>
        <ManagementAndGeneralAmt>980903</ManagementAndGeneralAmt>
        <FundraisingAmt>214958</FundraisingAmt>
      </OfficeExpensesGrp>
      <OccupancyGrp>
        <TotalAmt>523794</TotalAmt>
        <ProgramServicesAmt>4359</ProgramServicesAmt>
        <ManagementAndGeneralAmt>518464</ManagementAndGeneralAmt>
        <FundraisingAmt>971</FundraisingAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>2252603</TotalAmt>
        <ProgramServicesAmt>759026</ProgramServicesAmt>
        <ManagementAndGeneralAmt>1383465</ManagementAndGeneralAmt>
        <FundraisingAmt>110112</FundraisingAmt>
      </TravelGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>785581</TotalAmt>
        <ProgramServicesAmt>182818</ProgramServicesAmt>
        <ManagementAndGeneralAmt>577082</ManagementAndGeneralAmt>
        <FundraisingAmt>25681</FundraisingAmt>
      </ConferencesMeetingsGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>66118</TotalAmt>
        <ManagementAndGeneralAmt>66118</ManagementAndGeneralAmt>
      </DepreciationDepletionGrp>
      <InsuranceGrp>
        <TotalAmt>40007</TotalAmt>
        <ManagementAndGeneralAmt>40007</ManagementAndGeneralAmt>
      </InsuranceGrp>
      <OtherExpensesGrp>
        <Desc>DUES AND SUBSCRIPTIONS</Desc>
        <TotalAmt>45885</TotalAmt>
        <ProgramServicesAmt>11330</ProgramServicesAmt>
        <ManagementAndGeneralAmt>32195</ManagementAndGeneralAmt>
        <FundraisingAmt>2360</FundraisingAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>EQUIPMENT MAINTENANCE AND</Desc>
        <TotalAmt>8760</TotalAmt>
        <ManagementAndGeneralAmt>8760</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <OtherExpensesGrp>
        <Desc>OTHER SUPPORT COSTS</Desc>
        <TotalAmt>7413</TotalAmt>
        <ManagementAndGeneralAmt>7413</ManagementAndGeneralAmt>
      </OtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>40518743</TotalAmt>
        <ProgramServicesAmt>25652525</ProgramServicesAmt>
        <ManagementAndGeneralAmt>12587845</ManagementAndGeneralAmt>
        <FundraisingAmt>2278373</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>4397339</BOYAmt>
        <EOYAmt>2901155</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>21265020</BOYAmt>
        <EOYAmt>15060015</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>5131569</BOYAmt>
        <EOYAmt>8266738</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <BOYAmt>30141</BOYAmt>
        <EOYAmt>16595</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>478252</BOYAmt>
        <EOYAmt>1428596</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>343174</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>166720</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>225634</BOYAmt>
        <EOYAmt>176454</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <EOYAmt>15138394</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <OtherAssetsTotalGrp>
        <BOYAmt>393285</BOYAmt>
        <EOYAmt>1086009</EOYAmt>
      </OtherAssetsTotalGrp>
      <TotalAssetsGrp>
        <BOYAmt>31921240</BOYAmt>
        <EOYAmt>44073956</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>1521383</BOYAmt>
        <EOYAmt>2267514</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>342136</BOYAmt>
        <EOYAmt>1065557</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>1863519</BOYAmt>
        <EOYAmt>3333071</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>17409123</BOYAmt>
        <EOYAmt>19696228</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>12648598</BOYAmt>
        <EOYAmt>21044657</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>30057721</BOYAmt>
        <EOYAmt>40740885</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>31921240</BOYAmt>
        <EOYAmt>44073956</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>10615762</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>67402</NetUnrlzdGainsLossesInvstAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>false</AccountantCompileOrReviewInd>
      <FSAuditedInd>true</FSAuditedInd>
      <FSAuditedBasisGrp>
        <ConsolAndSepBasisFinclStmtInd>X</ConsolAndSepBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>true</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>false</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc12">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>4277111</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>11289410</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>19464834</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>31253060</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>50436953</CurrentTaxYearAmt>
        <TotalAmt>116721368</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>4277111</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>11289410</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>19464834</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>31253060</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>50436953</CurrentTaxYearAmt>
        <TotalAmt>116721368</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>29280713</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>87440655</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus4YearsAmt>450</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>2222</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>267</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>152</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>73671</CurrentTaxYearAmt>
        <TotalAmt>76762</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <TotalSupportAmt>116798130</TotalSupportAmt>
      <GrossReceiptsRltdActivitiesAmt>1161292</GrossReceiptsRltdActivitiesAmt>
      <PublicSupportCY170Pct>0.74860</PublicSupportCY170Pct>
      <PublicSupportPY170Pct>0.74720</PublicSupportPY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1">
      <ContributorInformationGrp>
        <ContributorNum>RESTRICTED</ContributorNum>
        <ContributorBusinessName>
          <BusinessNameLine1>RESTRICTED</BusinessNameLine1>
        </ContributorBusinessName>
        <ContributorUSAddress>
          <AddressLine1>RESTRICTED</AddressLine1>
          <AddressLine2>RESTRICTED</AddressLine2>
          <City>RESTRICTED</City>
          <State>RESTRICTED</State>
          <ZIPCode>RESTRICTED</ZIPCode>
        </ContributorUSAddress>
        <TotalContributionsAmt>RESTRICTED</TotalContributionsAmt>
      </ContributorInformationGrp>
    </IRS990ScheduleB>
    <IRS990ScheduleC documentId="RetDoc4">
      <TotalGrassrootsLobbyingGrp>
        <FilingOrganizationsTotalAmt>4031</FilingOrganizationsTotalAmt>
      </TotalGrassrootsLobbyingGrp>
      <TotalDirectLobbyingGrp>
        <FilingOrganizationsTotalAmt>190843</FilingOrganizationsTotalAmt>
      </TotalDirectLobbyingGrp>
      <TotalLobbyingExpendGrp>
        <FilingOrganizationsTotalAmt>194874</FilingOrganizationsTotalAmt>
      </TotalLobbyingExpendGrp>
      <OtherExemptPurposeExpendGrp>
        <FilingOrganizationsTotalAmt>40323869</FilingOrganizationsTotalAmt>
      </OtherExemptPurposeExpendGrp>
      <TotalExemptPurposeExpendGrp>
        <FilingOrganizationsTotalAmt>40518743</FilingOrganizationsTotalAmt>
      </TotalExemptPurposeExpendGrp>
      <LobbyingNontaxableAmountGrp>
        <FilingOrganizationsTotalAmt>1000000</FilingOrganizationsTotalAmt>
      </LobbyingNontaxableAmountGrp>
      <GrassrootsNontaxableGrp>
        <FilingOrganizationsTotalAmt>250000</FilingOrganizationsTotalAmt>
      </GrassrootsNontaxableGrp>
      <AvgLobbyingNontaxableAmountGrp>
        <CurrentYearMinus3Amt>444761</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>595256</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>1000000</CurrentYearMinus1Amt>
        <CurrentYearAmt>1000000</CurrentYearAmt>
        <TotalAmt>3040017</TotalAmt>
      </AvgLobbyingNontaxableAmountGrp>
      <LobbyingCeilingAmt>4560026</LobbyingCeilingAmt>
      <AvgTotalLobbyingExpendGrp>
        <CurrentYearMinus3Amt>28955</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>48391</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>408820</CurrentYearMinus1Amt>
        <CurrentYearAmt>194874</CurrentYearAmt>
        <TotalAmt>681040</TotalAmt>
      </AvgTotalLobbyingExpendGrp>
      <AvgGrassrootsNontaxableGrp>
        <CurrentYearMinus3Amt>111190</CurrentYearMinus3Amt>
        <CurrentYearMinus2Amt>148814</CurrentYearMinus2Amt>
        <CurrentYearMinus1Amt>250000</CurrentYearMinus1Amt>
        <CurrentYearAmt>250000</CurrentYearAmt>
        <TotalAmt>760004</TotalAmt>
      </AvgGrassrootsNontaxableGrp>
      <GrassrootsCeilingAmt>1140006</GrassrootsCeilingAmt>
      <AvgGrassrootsLobbyingExpendGrp>
        <CurrentYearMinus3Amt>89</CurrentYearMinus3Amt>
        <CurrentYearMinus1Amt>22932</CurrentYearMinus1Amt>
        <CurrentYearAmt>4031</CurrentYearAmt>
        <TotalAmt>27052</TotalAmt>
      </AvgGrassrootsLobbyingExpendGrp>
    </IRS990ScheduleC>
    <IRS990ScheduleD documentId="RetDoc5">
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>343174</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>166720</DepreciationAmt>
        <BookValueAmt>176454</BookValueAmt>
      </EquipmentGrp>
      <TotalBookValueLandBuildingsAmt>176454</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>OPERATING LEASE LIAB</Desc>
        <Amt>1065557</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>1065557</TotalLiabilityAmt>
      <FootnoteTextInd>X</FootnoteTextInd>
      <TotalRevEtcAuditedFinclStmtAmt>51192508</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>67402</NetUnrealizedGainsInvstAmt>
      <RevenueNotReportedAmt>67402</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>51125106</RevenueSubtotalAmt>
      <InvestmentExpensesNotIncldAmt>9399</InvestmentExpensesNotIncldAmt>
      <RevenueNotReportedFinclStmtAmt>9399</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>51134505</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>40509344</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesSubtotalAmt>40509344</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>9399</InvestmentExpensesNotIncld2Amt>
      <ExpensesNotRptFinclStmtAmt>9399</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>40518743</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE D, PAGE 3, PART X</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION, INCORPORATED UNDER CHAPTER 180 OF THE MASSACHUSETTS GENERAL LAWS AS A TAX-EXEMPT ENTITY, HAS BEEN GRANTED TAX-EXEMPT STATUS UNDER INTERNAL REVENUE CODE SECTION 501(C)(3), AND IS, THEREFORE, GENERALLY EXEMPT FROM FEDERAL AND STATE INCOME TAXES. ACCORDINGLY, NO PROVISION FOR INCOME TAXES HAS BEEN INCLUDED IN THE ACCOMPANYING FINANCIAL STATEMENTS. THE ORGANIZATION IS REQUIRED BY ASC 740-10, "INCOME TAXES", TO EVALUATE AND DISCLOSE TAX POSITIONS THAT COULD HAVE AN EFFECT ON THE ORGANIZATION'S FINANCIAL STATEMENTS. THE ORGANIZATION REPORTS ITS ACTIVITIES TO THE INTERNAL REVENUE SERVICE AND TO THE COMMONWEALTH OF MASSACHUSETTS ON AN ANNUAL BASIS. THESE INFORMATIONAL RETURNS ARE GENERALLY SUBJECT TO AUDIT AND REVIEW BY THE GOVERNMENTAL AGENCIES FOR A PERIOD OF THREE YEARS AFTER FILING. SUBSTANTIALLY ALL THE ORGANIZATION'S INCOME, EXPENDITURES AND ACTIVITIES RELATE TO ITS EXEMPT PURPOSE, THEREFORE, MANAGEMENT HAS DETERMINED THAT THE ORGANIZATION IS NOT SUBJECT TO UNRELATED BUSINESS INCOME TAXES AND WILL CONTINUE TO QUALIFY AS A TAX-EXEMPT NOT-FOR-PROFIT ENTITY.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleF documentId="RetDoc13">
      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>EUROPE</RegionTxt>
        <OfficesCnt>1</OfficesCnt>
        <EmployeeCnt>89</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICES</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>CONSULTING &amp; PEO</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>2887708</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>EAST ASIA AND THE PACIFIC</RegionTxt>
        <EmployeeCnt>2</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICES</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>ADMIN &amp; CONSULTING</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>70000</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>SUB-SAHARAN AFRICA</RegionTxt>
        <EmployeeCnt>16</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICES</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>CONSULTING SERVICES</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>694081</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>SOUTH AMERICA</RegionTxt>
        <EmployeeCnt>1</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICES</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>CONSULTING SERVICES</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>15593</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>CENTRAL AMERICA &amp; CARRIBBEAN</RegionTxt>
        <EmployeeCnt>2</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICES</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>CONSULTING SERVICES</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>46389</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>NORTH AMERICA</RegionTxt>
        <EmployeeCnt>6</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICES</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>CONSULTING SERVICES</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>50376</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>SOUTH ASIA</RegionTxt>
        <EmployeeCnt>1</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICES</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>CONSULTING SERVICES</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>1185</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>UAE</RegionTxt>
        <EmployeeCnt>2</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>PROGRAM SERVICES</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>CONSULTING SERVICES</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>4014</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <SubtotalOfficesCnt>1</SubtotalOfficesCnt>
      <SubtotalEmployeesCnt>119</SubtotalEmployeesCnt>
      <TotalOfficeCnt>1</TotalOfficeCnt>
      <TotalEmployeeCnt>119</TotalEmployeeCnt>
      <SubtotalSpentAmt>3769346</SubtotalSpentAmt>
      <TotalSpentAmt>3769346</TotalSpentAmt>
      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>UNITED KINGDOM</RegionTxt>
        <PurposeOfGrantTxt>PROGRAM SERVICES</PurposeOfGrantTxt>
        <CashGrantAmt>216697</CashGrantAmt>
        <MannerOfCashDisbursementTxt>WIRE</MannerOfCashDisbursementTxt>
      </GrantsToOrgOutsideUSGrp>
      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>EUROPE</RegionTxt>
        <PurposeOfGrantTxt>PROGRAM SERVICES</PurposeOfGrantTxt>
        <CashGrantAmt>43884</CashGrantAmt>
        <MannerOfCashDisbursementTxt>WIRE</MannerOfCashDisbursementTxt>
      </GrantsToOrgOutsideUSGrp>
      <TotalOtherOrgCnt>2</TotalOtherOrgCnt>
      <TransferToForeignCorpInd>false</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>false</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>false</ForeignCorpOwnershipInd>
      <PassiveForeignInvestmestCoInd>false</PassiveForeignInvestmestCoInd>
      <ForeignPartnershipInd>false</ForeignPartnershipInd>
      <BoycottCountriesInd>false</BoycottCountriesInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE F, PAGE 1, PART I, LINE 3</FormAndLineReferenceDesc>
        <ExplanationTxt>EUROPE 2,887,708 0 EAST ASIA AND THE PACIFIC 70,000 0 SUB-SAHARAN AFRICA 694,081 0 SOUTH AMERICA 15,593 0 CENTRAL AMERICA &amp; CARRIBBEAN 46,389 0 NORTH AMERICA 50,376 0 SOUTH ASIA 1,185 0 UAE 4,014 0</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleF>
    <IRS990ScheduleI documentId="RetDoc6">
      <GrantRecordsMaintainedInd>true</GrantRecordsMaintainedInd>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>ATLANTIC COUNCIL</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>1030 15TH STREET NW 12TH FLOOR</AddressLine1Txt>
          <CityNm>WASHINGTON</CityNm>
          <StateAbbreviationCd>DC</StateAbbreviationCd>
          <ZIPCd>20005</ZIPCd>
        </USAddress>
        <RecipientEIN>520742294</RecipientEIN>
        <IRCSectionDesc>501C3</IRCSectionDesc>
        <CashGrantAmt>100000</CashGrantAmt>
        <PurposeOfGrantTxt>ROUNDTABLES</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>CATF ACTION INC</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>114 STATE STREET 6TH FLOOR</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02109</ZIPCd>
        </USAddress>
        <RecipientEIN>842360880</RecipientEIN>
        <IRCSectionDesc>501C4</IRCSectionDesc>
        <CashGrantAmt>740000</CashGrantAmt>
        <PurposeOfGrantTxt>ADVANCE CLEAN AIR</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>POLICY IMPACT</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>127 UNIVERSITY AVENUE</AddressLine1Txt>
          <CityNm>BERKELEY</CityNm>
          <StateAbbreviationCd>CA</StateAbbreviationCd>
          <ZIPCd>94710</ZIPCd>
        </USAddress>
        <RecipientEIN>364657870</RecipientEIN>
        <IRCSectionDesc>501C3</IRCSectionDesc>
        <CashGrantAmt>305000</CashGrantAmt>
        <PurposeOfGrantTxt>PUBLIC EDUCATION</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>DEEP SOUTH CENTER FOR ENV JUSTICE</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>9801 LAKE FOREST BLVD</AddressLine1Txt>
          <CityNm>NEW ORLEANS</CityNm>
          <StateAbbreviationCd>LA</StateAbbreviationCd>
          <ZIPCd>70127</ZIPCd>
        </USAddress>
        <RecipientEIN>562466977</RecipientEIN>
        <IRCSectionDesc>C-CORP</IRCSectionDesc>
        <CashGrantAmt>125000</CashGrantAmt>
        <PurposeOfGrantTxt>COP27 CLIMATE</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>2</Total501c3OrgCnt>
      <TotalOtherOrgCnt>2</TotalOtherOrgCnt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE I, PAGE 1, PART I, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>GRANTS ARE APPROVED AND MONITORED BY PROJECT DIRECTORS. MOUS ARE WRITTEN AND BENCHMARKS ARE TRACKED BY PROJECT DIRECTORS. PROGRESS AND/OR FINAL REPORTS ARE REQUIRED TO BE SUBMITTED BEFORE THE FISCAL YEAR END OF THE YEAR THAT THE GRANT IS COMPLETED. THE FINANCE DEPARTMENT ENSURES THE REPORTS ARE WRITTEN AND FILED WITH THE PROJECT DIRECTORS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc7">
      <IndependentConsultantInd>X</IndependentConsultantInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>false</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>false</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>false</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>false</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>false</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>false</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>false</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>false</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>false</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ARMOND M COHEN</PersonNm>
        <TitleTxt>EXECUTIVE DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>310747</BaseCompensationFilingOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>41205</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>351952</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KAY MCCONAGHA</PersonNm>
        <TitleTxt>TREASURER &amp; CFO</TitleTxt>
        <BaseCompensationFilingOrgAmt>274533</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>13667</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>265</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>288465</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ASHLEY KORN</PersonNm>
        <TitleTxt>CLERK</TitleTxt>
        <BaseCompensationFilingOrgAmt>168263</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>8500</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>12750</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>189513</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KURT WALTZER</PersonNm>
        <TitleTxt>MANAGING DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>277196</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>14198</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>38185</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>329579</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>AMANDA STORM-SCHUSTER</PersonNm>
        <TitleTxt>CHIEF OF DEVELOPMENT</TitleTxt>
        <BaseCompensationFilingOrgAmt>256920</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>12594</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>12127</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>281641</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>SARAH SMITH</PersonNm>
        <TitleTxt>PROGRAM DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>251480</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>12677</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>30916</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>295073</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CONRAD G SCHNEIDER</PersonNm>
        <TitleTxt>SENIOR DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>240747</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>12250</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>25455</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>278452</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>LARISSA LEE BECK</PersonNm>
        <TitleTxt>INT. DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>205906</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>8447</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>1367</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>215720</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>CARLOS LEIPNER-GOMES</PersonNm>
        <TitleTxt>GNES DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>236459</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>3948</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>9869</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>250276</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ANDREW PLACE</PersonNm>
        <TitleTxt>CLIMATE DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>234400</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>6417</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>12437</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>253254</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ANN B WEEKS</PersonNm>
        <TitleTxt>LEGAL DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>217912</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>11000</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>265</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>229177</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>JEANETTE PABLO</PersonNm>
        <TitleTxt>SENIOR FELLOW</TitleTxt>
        <BaseCompensationFilingOrgAmt>200838</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>10400</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>38184</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>249422</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>PHILLIP BALL</PersonNm>
        <TitleTxt>CHIEF OF GEOTHERMAL</TitleTxt>
        <BaseCompensationFilingOrgAmt>191183</BaseCompensationFilingOrgAmt>
        <DeferredCompensationFlngOrgAmt>9665</DeferredCompensationFlngOrgAmt>
        <NontaxableBenefitsFilingOrgAmt>11846</NontaxableBenefitsFilingOrgAmt>
        <TotalCompensationFilingOrgAmt>212694</TotalCompensationFilingOrgAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
    </IRS990ScheduleJ>
    <IRS990ScheduleL documentId="RetDoc8">
      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <PersonNm>BRUCE PHILLIPS</PersonNm>
        </NameOfInterested>
        <RelationshipDescriptionTxt>CURRENT BOARD</RelationshipDescriptionTxt>
        <TransactionAmt>440056</TransactionAmt>
        <TransactionDesc>CONSULTING</TransactionDesc>
        <SharingOfRevenuesInd>false</SharingOfRevenuesInd>
      </BusTrInvolveInterestedPrsnGrp>
      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <PersonNm>STEPHEN BRICK</PersonNm>
        </NameOfInterested>
        <RelationshipDescriptionTxt>FORMER BOARD</RelationshipDescriptionTxt>
        <TransactionAmt>324845</TransactionAmt>
        <TransactionDesc>CONSULTING</TransactionDesc>
        <SharingOfRevenuesInd>false</SharingOfRevenuesInd>
      </BusTrInvolveInterestedPrsnGrp>
      <BusTrInvolveInterestedPrsnGrp>
        <NameOfInterested>
          <PersonNm>JOSEPH CHAISSON</PersonNm>
        </NameOfInterested>
        <RelationshipDescriptionTxt>FORMER EE</RelationshipDescriptionTxt>
        <TransactionAmt>170386</TransactionAmt>
        <TransactionDesc>CONSULTING</TransactionDesc>
        <SharingOfRevenuesInd>false</SharingOfRevenuesInd>
      </BusTrInvolveInterestedPrsnGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE L, PART V</FormAndLineReferenceDesc>
        <ExplanationTxt>BRUCE PHILLIPS IS MORE THAN A 5% OWNER OF THE NORTHBRIDGE GROUP. THE NORTHBRIDGE GROUP WAS HIRED BY CATF TO PERFORM VARIOUS CONSULTING SERVICES.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleL>
    <IRS990ScheduleM documentId="RetDoc9">
      <SecuritiesPubliclyTradedGrp>
        <NonCashCheckboxInd>X</NonCashCheckboxInd>
        <ContributionCnt>37</ContributionCnt>
        <NoncashContributionsRptF990Amt>224560</NoncashContributionsRptF990Amt>
      </SecuritiesPubliclyTradedGrp>
      <AnyPropertyThatMustBeHeldInd>false</AnyPropertyThatMustBeHeldInd>
      <ReviewProcessUnusualNCGiftsInd>false</ReviewProcessUnusualNCGiftsInd>
      <ThirdPartiesUsedInd>false</ThirdPartiesUsedInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE M, PAGE 2, PART II</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION IS REPORTING BASED ON THE NUMBER OF CONTRIBUTIONS RECEIVED.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc10">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 2, PART III, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>CLEAN ENERGY INFRASTRUCTURE: TRANSITIONING TO A GLOBAL ZERO-CARBON ENERGY SYSTEM REQUIRES US TO ADDRESS THE LIMITATIONS OF OUR CURRENT INFRASTRUCTURE. OUR CURRENT SYSTEM IS NOT EQUIPPED TO MEET THE DEMAND FOR INCREASED CAPACITY. WE NEED TO LOOK AT NEW KINDS OF POWER GENERATION (BOTH RENEWABLE AND THERMAL), BIGGER VOLUMES OF ELECTRIC POWER TRANSMISSION, PIPELINES TO MOVE CO2 AND HYDROGEN, AND STORAGE FOR THE CARBON DIOXIDE THAT IS EXTRACTED FROM INDUSTRIAL PROCESSES. AT CATF, WE WORK IN CONCERT WITH STAKEHOLDERS AND PARTNERS TO TACKLE CHALLENGING QUESTIONS AND ENVISION A PATH FORWARD FOR THE INFRASTRUCTURE WE NEED TO HAVE 30 YEARS FROM NOW AND WORK WITH THEM TO TURN THAT VISION INTO REALITY. FUSION ENERGY: A NEW WAVE OF INVESTMENT INTO PRIVATE ENTERPRISES IS CHANGING THE LANDSCAPE OF FUSION ENERGY RESEARCH AND CHALLENGING THE NOTION THAT IT IS PURELY A SCIENTIFIC ENDEAVOR. WHILE NUMEROUS TECHNOLOGICAL AND COMMERCIAL HURDLES REMAIN, THE POTENTIAL IMPACT OF THE SUCCESSFUL COMMERCIALIZATION OF FUSION TECHNOLOGY BEFORE 2050 WOULD BE SUBSTANTIAL. ACTIVITIES UNDER THIS PROGRAM LOOK TO UNDERSTAND THE COMMERCIAL VIABILITY, TO FACILITATE EFFECTIVE PUBLIC SUPPORT, AND TO IDENTIFY KEY POLICY, REGULATION, AND MARKET CHALLENGES OR OPPORTUNITIES FOR COMMERCIAL FUSION EFFORTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 2, PART III, LINE 4D</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 2</FormAndLineReferenceDesc>
        <ExplanationTxt>CATF ACTION, INC. CATF ACTION, INC. BOARD MEMBER BOARD MEMBER BOTH ON CATF ACTION, INC'S BOD CATF ACTION, INC. CATF ACTION, INC. BOARD MEMBER BOARD MEMBER BOTH ON CATF ACTION, INC'S BOD CATF ACTION, INC BOARD MEMBER</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>COPY IS CIRCULATED TO EXECUTIVE COMMITTEE AND A CALL IS HELD BETWEEN AUDITOR AND EXECUTIVE COMMITTEE.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>ALL COMMITTEE MEMBERS AND BOARD MEMBERS ARE GIVEN THE OPPORTUNITY AT EACH BOARD MEETING TO DISCLOSE ANY CONFLICTS OF INTEREST AS DEFINED IN THE ORGANIZATIONS POLICY. THE BOARD ALSO CONSIDERS ANY CONFLICTS OF INTEREST BEFORE ENTERING INTO BUSINESS ARRANGEMENTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CFO PERFORMS AN INDUSTRY SALARY COMPARISON AND PROVIDES TO THE MANAGING DIRECTOR FOR REVIEW WITH THE BOARD OF DIRECTORS UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 15B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE CFO PERFORMS AN INDUSTRY SALARY COMPARISON AND PROVIDES TO THE MANAGING DIRECTOR FOR REVIEW WITH THE BOARD OF DIRECTORS UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PAGE 6, PART VI, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>TAX RETURNS AND AUDITED FINANCIALS ARE AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>OTHER FEES 10,564,026 5,539,693 148,282</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
    <IRS990ScheduleR documentId="RetDoc11">
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>CATF ACTION INC</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <USAddress>
          <AddressLine1Txt>114 STATE STREET 6TH FL</AddressLine1Txt>
          <CityNm>BOSTON</CityNm>
          <StateAbbreviationCd>MA</StateAbbreviationCd>
          <ZIPCd>02109</ZIPCd>
        </USAddress>
        <EIN>842360880</EIN>
        <PrimaryActivitiesTxt>CLEAN AIR</PrimaryActivitiesTxt>
        <LegalDomicileStateCd>MA</LegalDomicileStateCd>
        <ExemptCodeSectionTxt>501C4</ExemptCodeSectionTxt>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <IdRelatedTaxExemptOrgGrp>
        <DisregardedEntityName>
          <BusinessNameLine1Txt>STICHTING CLEAN AIR TASK FORCE</BusinessNameLine1Txt>
        </DisregardedEntityName>
        <ForeignAddress>
          <AddressLine1Txt>STATIONSPLEIN 45 4TH FLOOR</AddressLine1Txt>
          <CityNm>ROTTERDAM</CityNm>
          <ProvinceOrStateNm>AK ROTTERDAM</ProvinceOrStateNm>
          <CountryCd>NL</CountryCd>
          <ForeignPostalCd>3013 AK</ForeignPostalCd>
        </ForeignAddress>
        <EIN>862282111</EIN>
        <PrimaryActivitiesTxt>CLEAN AIR</PrimaryActivitiesTxt>
        <LegalDomicileForeignCountryCd>NL</LegalDomicileForeignCountryCd>
        <DirectControllingNACd>N/A</DirectControllingNACd>
        <ControlledOrganizationInd>false</ControlledOrganizationInd>
      </IdRelatedTaxExemptOrgGrp>
      <ReceiptOfIntAnntsRntsRyltsInd>false</ReceiptOfIntAnntsRntsRyltsInd>
      <GiftGrntOrCapContriToOthOrgInd>true</GiftGrntOrCapContriToOthOrgInd>
      <GiftGrntCapContriFromOthOrgInd>false</GiftGrntCapContriFromOthOrgInd>
      <LoansOrGuaranteesToOtherOrgInd>false</LoansOrGuaranteesToOtherOrgInd>
      <LoansOrGuaranteesFromOthOrgInd>false</LoansOrGuaranteesFromOthOrgInd>
      <DivRelatedOrganizationInd>false</DivRelatedOrganizationInd>
      <AssetSaleToOtherOrgInd>false</AssetSaleToOtherOrgInd>
      <AssetPurchaseFromOtherOrgInd>false</AssetPurchaseFromOtherOrgInd>
      <AssetExchangeInd>false</AssetExchangeInd>
      <RentalOfFacilitiesToOthOrgInd>false</RentalOfFacilitiesToOthOrgInd>
      <RentalOfFcltsFromOthOrgInd>false</RentalOfFcltsFromOthOrgInd>
      <PerformOfServicesForOthOrgInd>true</PerformOfServicesForOthOrgInd>
      <PerformOfServicesByOtherOrgInd>false</PerformOfServicesByOtherOrgInd>
      <SharingOfFacilitiesInd>false</SharingOfFacilitiesInd>
      <PaidEmployeesSharingInd>false</PaidEmployeesSharingInd>
      <ReimbursementPaidToOtherOrgInd>false</ReimbursementPaidToOtherOrgInd>
      <ReimbursementPaidByOtherOrgInd>false</ReimbursementPaidByOtherOrgInd>
      <TransferToOtherOrgInd>false</TransferToOtherOrgInd>
      <TransferFromOtherOrgInd>false</TransferFromOtherOrgInd>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>CATF ACTION INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>L</TransactionTypeTxt>
        <InvolvedAmt>485788</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>BASED ON SIGNED AGREEMENT</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
      <TransactionsRelatedOrgGrp>
        <OtherOrganizationName>
          <BusinessNameLine1Txt>CATF ACTION INC</BusinessNameLine1Txt>
        </OtherOrganizationName>
        <TransactionTypeTxt>B</TransactionTypeTxt>
        <InvolvedAmt>740000</InvolvedAmt>
        <MethodOfAmountDeterminationTxt>BASED ON GRANT AGREEMENT</MethodOfAmountDeterminationTxt>
      </TransactionsRelatedOrgGrp>
    </IRS990ScheduleR>
  </ReturnData>
</Return>
