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        <ManagementAndGeneralAmt>32</ManagementAndGeneralAmt>
        <FundraisingAmt>33</FundraisingAmt>
      </FeesForServicesLegalGrp>
      <FeesForServicesAccountingGrp>
        <TotalAmt>127705</TotalAmt>
        <ProgramServicesAmt>95883</ProgramServicesAmt>
        <ManagementAndGeneralAmt>15644</ManagementAndGeneralAmt>
        <FundraisingAmt>16178</FundraisingAmt>
      </FeesForServicesAccountingGrp>
      <FeesForSrvcInvstMgmntFeesGrp>
        <TotalAmt>7</TotalAmt>
        <ManagementAndGeneralAmt>7</ManagementAndGeneralAmt>
      </FeesForSrvcInvstMgmntFeesGrp>
      <FeesForServicesOtherGrp>
        <TotalAmt>637950</TotalAmt>
        <ProgramServicesAmt>478423</ProgramServicesAmt>
        <ManagementAndGeneralAmt>78867</ManagementAndGeneralAmt>
        <FundraisingAmt>80660</FundraisingAmt>
      </FeesForServicesOtherGrp>
      <AdvertisingGrp>
        <TotalAmt>244549</TotalAmt>
        <ProgramServicesAmt>236930</ProgramServicesAmt>
        <ManagementAndGeneralAmt>7619</ManagementAndGeneralAmt>
      </AdvertisingGrp>
      <OfficeExpensesGrp>
        <TotalAmt>14658</TotalAmt>
        <ProgramServicesAmt>1173</ProgramServicesAmt>
        <ManagementAndGeneralAmt>13238</ManagementAndGeneralAmt>
        <FundraisingAmt>247</FundraisingAmt>
      </OfficeExpensesGrp>
      <InformationTechnologyGrp>
        <TotalAmt>29537</TotalAmt>
        <ProgramServicesAmt>25759</ProgramServicesAmt>
        <ManagementAndGeneralAmt>3778</ManagementAndGeneralAmt>
      </InformationTechnologyGrp>
      <OccupancyGrp>
        <TotalAmt>15989</TotalAmt>
        <ProgramServicesAmt>1236</ProgramServicesAmt>
        <ManagementAndGeneralAmt>14753</ManagementAndGeneralAmt>
      </OccupancyGrp>
      <TravelGrp>
        <TotalAmt>236142</TotalAmt>
        <ProgramServicesAmt>148089</ProgramServicesAmt>
        <ManagementAndGeneralAmt>38756</ManagementAndGeneralAmt>
        <FundraisingAmt>49297</FundraisingAmt>
      </TravelGrp>
      <ConferencesMeetingsGrp>
        <TotalAmt>75162</TotalAmt>
        <ProgramServicesAmt>57962</ProgramServicesAmt>
        <ManagementAndGeneralAmt>5695</ManagementAndGeneralAmt>
        <FundraisingAmt>11505</FundraisingAmt>
      </ConferencesMeetingsGrp>
      <DepreciationDepletionGrp>
        <TotalAmt>28192</TotalAmt>
        <ManagementAndGeneralAmt>28192</ManagementAndGeneralAmt>
      </DepreciationDepletionGrp>
      <OtherExpensesGrp>
        <Desc>DUES AND SUBSCRIPTIONS</Desc>
        <TotalAmt>5204</TotalAmt>
        <ProgramServicesAmt>796</ProgramServicesAmt>
        <ManagementAndGeneralAmt>4350</ManagementAndGeneralAmt>
        <FundraisingAmt>58</FundraisingAmt>
      </OtherExpensesGrp>
      <AllOtherExpensesGrp>
        <TotalAmt>2811</TotalAmt>
        <ProgramServicesAmt>70</ProgramServicesAmt>
        <ManagementAndGeneralAmt>2736</ManagementAndGeneralAmt>
        <FundraisingAmt>5</FundraisingAmt>
      </AllOtherExpensesGrp>
      <TotalFunctionalExpensesGrp>
        <TotalAmt>3514661</TotalAmt>
        <ProgramServicesAmt>2833762</ProgramServicesAmt>
        <ManagementAndGeneralAmt>433943</ManagementAndGeneralAmt>
        <FundraisingAmt>246956</FundraisingAmt>
      </TotalFunctionalExpensesGrp>
      <CashNonInterestBearingGrp>
        <BOYAmt>846696</BOYAmt>
        <EOYAmt>568506</EOYAmt>
      </CashNonInterestBearingGrp>
      <SavingsAndTempCashInvstGrp>
        <BOYAmt>497048</BOYAmt>
        <EOYAmt>0</EOYAmt>
      </SavingsAndTempCashInvstGrp>
      <PledgesAndGrantsReceivableGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>400000</EOYAmt>
      </PledgesAndGrantsReceivableGrp>
      <AccountsReceivableGrp>
        <BOYAmt>1150</BOYAmt>
        <EOYAmt>249</EOYAmt>
      </AccountsReceivableGrp>
      <PrepaidExpensesDefrdChargesGrp>
        <BOYAmt>6259</BOYAmt>
        <EOYAmt>6259</EOYAmt>
      </PrepaidExpensesDefrdChargesGrp>
      <LandBldgEquipCostOrOtherBssAmt>136863</LandBldgEquipCostOrOtherBssAmt>
      <LandBldgEquipAccumDeprecAmt>32429</LandBldgEquipAccumDeprecAmt>
      <LandBldgEquipBasisNetGrp>
        <BOYAmt>103260</BOYAmt>
        <EOYAmt>104434</EOYAmt>
      </LandBldgEquipBasisNetGrp>
      <InvestmentsPubTradedSecGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>496059</EOYAmt>
      </InvestmentsPubTradedSecGrp>
      <InvestmentsOtherSecuritiesGrp>
        <BOYAmt>0</BOYAmt>
        <EOYAmt>26879</EOYAmt>
      </InvestmentsOtherSecuritiesGrp>
      <TotalAssetsGrp>
        <BOYAmt>1454413</BOYAmt>
        <EOYAmt>1602386</EOYAmt>
      </TotalAssetsGrp>
      <AccountsPayableAccrExpnssGrp>
        <BOYAmt>394678</BOYAmt>
        <EOYAmt>582190</EOYAmt>
      </AccountsPayableAccrExpnssGrp>
      <OtherLiabilitiesGrp>
        <BOYAmt>641018</BOYAmt>
        <EOYAmt>641854</EOYAmt>
      </OtherLiabilitiesGrp>
      <TotalLiabilitiesGrp>
        <BOYAmt>1035696</BOYAmt>
        <EOYAmt>1224044</EOYAmt>
      </TotalLiabilitiesGrp>
      <OrganizationFollowsFASB117Ind>X</OrganizationFollowsFASB117Ind>
      <NoDonorRestrictionNetAssetsGrp>
        <BOYAmt>272738</BOYAmt>
        <EOYAmt>-146658</EOYAmt>
      </NoDonorRestrictionNetAssetsGrp>
      <DonorRestrictionNetAssetsGrp>
        <BOYAmt>145979</BOYAmt>
        <EOYAmt>525000</EOYAmt>
      </DonorRestrictionNetAssetsGrp>
      <TotalNetAssetsFundBalanceGrp>
        <BOYAmt>418717</BOYAmt>
        <EOYAmt>378342</EOYAmt>
      </TotalNetAssetsFundBalanceGrp>
      <TotLiabNetAssetsFundBalanceGrp>
        <BOYAmt>1454413</BOYAmt>
        <EOYAmt>1602386</EOYAmt>
      </TotLiabNetAssetsFundBalanceGrp>
      <ReconcilationRevenueExpnssAmt>163600</ReconcilationRevenueExpnssAmt>
      <NetUnrlzdGainsLossesInvstAmt>-203975</NetUnrlzdGainsLossesInvstAmt>
      <OtherChangesInNetAssetsAmt>0</OtherChangesInNetAssetsAmt>
      <MethodOfAccountingAccrualInd>X</MethodOfAccountingAccrualInd>
      <AccountantCompileOrReviewInd>0</AccountantCompileOrReviewInd>
      <FSAuditedInd>1</FSAuditedInd>
      <FSAuditedBasisGrp>
        <SeparateBasisFinclStmtInd>X</SeparateBasisFinclStmtInd>
      </FSAuditedBasisGrp>
      <AuditCommitteeInd>1</AuditCommitteeInd>
      <FederalGrantAuditRequiredInd>0</FederalGrantAuditRequiredInd>
    </IRS990>
    <IRS990ScheduleA documentId="RetDoc1039100001">
      <PublicOrganization170Ind>X</PublicOrganization170Ind>
      <GiftsGrantsContriRcvd170Grp>
        <CurrentTaxYearMinus4YearsAmt>431296</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>2140000</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>2791757</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2763150</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>3048381</CurrentTaxYearAmt>
        <TotalAmt>11174584</TotalAmt>
      </GiftsGrantsContriRcvd170Grp>
      <TotalCalendarYear170Grp>
        <CurrentTaxYearMinus4YearsAmt>431296</CurrentTaxYearMinus4YearsAmt>
        <CurrentTaxYearMinus3YearsAmt>2140000</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>2791757</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>2763150</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>3048381</CurrentTaxYearAmt>
        <TotalAmt>11174584</TotalAmt>
      </TotalCalendarYear170Grp>
      <SubstantialContributorsTotAmt>4253092</SubstantialContributorsTotAmt>
      <PublicSupportTotal170Amt>6921492</PublicSupportTotal170Amt>
      <GrossInvestmentIncome170Grp>
        <CurrentTaxYearMinus2YearsAmt>394</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>1024</CurrentTaxYearMinus1YearAmt>
        <CurrentTaxYearAmt>7960</CurrentTaxYearAmt>
        <TotalAmt>9378</TotalAmt>
      </GrossInvestmentIncome170Grp>
      <OtherIncome170Grp>
        <CurrentTaxYearMinus3YearsAmt>1536</CurrentTaxYearMinus3YearsAmt>
        <CurrentTaxYearMinus2YearsAmt>2</CurrentTaxYearMinus2YearsAmt>
        <CurrentTaxYearMinus1YearAmt>8</CurrentTaxYearMinus1YearAmt>
        <TotalAmt>1546</TotalAmt>
      </OtherIncome170Grp>
      <TotalSupportAmt>11185508</TotalSupportAmt>
      <PublicSupportCY170Pct>0.61880</PublicSupportCY170Pct>
      <ThirtyThrPctSuprtTestsCY170Ind>X</ThirtyThrPctSuprtTestsCY170Ind>
      <Form990ScheduleAPartVIGrp>
        <FormAndLineReferenceDesc>SCHEDULE A, PART II, LINE 10, EXPLANATION OF OTHER INCOME:</FormAndLineReferenceDesc>
        <ExplanationTxt>MISCELLANEOUS INCOME - 2020 AMOUNT: $ 1,536. 2021 AMOUNT: $ 2. 2022 AMOUNT: $ 8.</ExplanationTxt>
      </Form990ScheduleAPartVIGrp>
    </IRS990ScheduleA>
    <IRS990ScheduleB documentId="RetDoc1234500001">
      <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>
    <IRS990ScheduleD documentId="RetDoc1040000001">
      <EquipmentGrp>
        <OtherCostOrOtherBasisAmt>3363</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>1903</DepreciationAmt>
        <BookValueAmt>1460</BookValueAmt>
      </EquipmentGrp>
      <OtherLandBuildingsGrp>
        <OtherCostOrOtherBasisAmt>133500</OtherCostOrOtherBasisAmt>
        <DepreciationAmt>30526</DepreciationAmt>
        <BookValueAmt>102974</BookValueAmt>
      </OtherLandBuildingsGrp>
      <TotalBookValueLandBuildingsAmt>104434</TotalBookValueLandBuildingsAmt>
      <OtherLiabilitiesOrgGrp>
        <Desc>DUE TO SILVERLINING POLICY</Desc>
        <Amt>641854</Amt>
      </OtherLiabilitiesOrgGrp>
      <TotalLiabilityAmt>641854</TotalLiabilityAmt>
      <TotalRevEtcAuditedFinclStmtAmt>3474279</TotalRevEtcAuditedFinclStmtAmt>
      <NetUnrealizedGainsInvstAmt>-203975</NetUnrealizedGainsInvstAmt>
      <OtherRevenueAmt>-7</OtherRevenueAmt>
      <RevenueNotReportedAmt>-203982</RevenueNotReportedAmt>
      <RevenueSubtotalAmt>3678261</RevenueSubtotalAmt>
      <RevenueNotReportedFinclStmtAmt>0</RevenueNotReportedFinclStmtAmt>
      <TotalRevenuePerForm990Amt>3678261</TotalRevenuePerForm990Amt>
      <TotExpnsEtcAuditedFinclStmtAmt>3514654</TotExpnsEtcAuditedFinclStmtAmt>
      <ExpensesNotReportedAmt>0</ExpensesNotReportedAmt>
      <ExpensesSubtotalAmt>3514654</ExpensesSubtotalAmt>
      <InvestmentExpensesNotIncld2Amt>7</InvestmentExpensesNotIncld2Amt>
      <ExpensesNotRptFinclStmtAmt>7</ExpensesNotRptFinclStmtAmt>
      <TotalExpensesPerForm990Amt>3514661</TotalExpensesPerForm990Amt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART XI, LINE 2D - OTHER ADJUSTMENTS:</FormAndLineReferenceDesc>
        <ExplanationTxt>INVESTMENT MANAGEMENT FEES REPORTED ON FORM 990, PART IX, LINE 11F -7.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleD>
    <IRS990ScheduleF documentId="RetDoc1040500001">
      <GrantRecordsMaintainedInd>1</GrantRecordsMaintainedInd>
      <AccountActivitiesOutsideUSGrp>
        <RegionTxt>EUROPE (INCLUDING ICELAND &amp; GREENLAND)</RegionTxt>
        <OfficesCnt>0</OfficesCnt>
        <EmployeeCnt>0</EmployeeCnt>
        <TypeOfActivitiesConductedTxt>GRANTS TO RECIPIENTS IN REGION</TypeOfActivitiesConductedTxt>
        <SpecificServicesProvidedTxt>RESEARCH AND FELLOWSHIP GRANTS</SpecificServicesProvidedTxt>
        <RegionTotalExpendituresAmt>387464</RegionTotalExpendituresAmt>
      </AccountActivitiesOutsideUSGrp>
      <SubtotalOfficesCnt>0</SubtotalOfficesCnt>
      <SubtotalEmployeesCnt>0</SubtotalEmployeesCnt>
      <ContinuationTotalOfficeCnt>0</ContinuationTotalOfficeCnt>
      <ContinuationTotalEmployeeCnt>0</ContinuationTotalEmployeeCnt>
      <TotalOfficeCnt>0</TotalOfficeCnt>
      <TotalEmployeeCnt>0</TotalEmployeeCnt>
      <SubtotalSpentAmt>387464</SubtotalSpentAmt>
      <ContinuationSpentAmt>0</ContinuationSpentAmt>
      <TotalSpentAmt>387464</TotalSpentAmt>
      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>EUROPE (INCLUDING ICELAND &amp; GREENLAND)</RegionTxt>
        <PurposeOfGrantTxt>SCIENTIFIC RESEARCH FOR CLIMATE CHANGE</PurposeOfGrantTxt>
        <CashGrantAmt>20154</CashGrantAmt>
        <MannerOfCashDisbursementTxt>WIRE TRANSFER</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
      </GrantsToOrgOutsideUSGrp>
      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>EUROPE (INCLUDING ICELAND &amp; GREENLAND)</RegionTxt>
        <PurposeOfGrantTxt>ATMOSPHERIC RESEARCH</PurposeOfGrantTxt>
        <CashGrantAmt>16029</CashGrantAmt>
        <MannerOfCashDisbursementTxt>WIRE TRANSFER</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
      </GrantsToOrgOutsideUSGrp>
      <GrantsToOrgOutsideUSGrp>
        <RegionTxt>EUROPE (INCLUDING ICELAND &amp; GREENLAND)</RegionTxt>
        <PurposeOfGrantTxt>GREENHOUSE GAS AND AEROSOL FEEDBACK</PurposeOfGrantTxt>
        <CashGrantAmt>133197</CashGrantAmt>
        <MannerOfCashDisbursementTxt>WIRE TRANSFER</MannerOfCashDisbursementTxt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
      </GrantsToOrgOutsideUSGrp>
      <Total501c3OrgCnt>0</Total501c3OrgCnt>
      <TotalOtherOrgCnt>3</TotalOtherOrgCnt>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>FELLOWSHIP</TypeOfAssistanceTxt>
        <RegionTxt>EAST ASIA AND THE PACIFIC</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>33223</CashGrantAmt>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>FELLOWSHIP</TypeOfAssistanceTxt>
        <RegionTxt>SUB-SAHARAN AFRICA</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>91000</CashGrantAmt>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>FELLOWSHIP</TypeOfAssistanceTxt>
        <RegionTxt>EUROPE (INCLUDING ICELAND &amp; GREENLAND)</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>28564</CashGrantAmt>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>FELLOWSHIP</TypeOfAssistanceTxt>
        <RegionTxt>MIDDLE EAST AND NORTH AFRICA</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>14000</CashGrantAmt>
      </ForeignIndividualsGrantsGrp>
      <ForeignIndividualsGrantsGrp>
        <TypeOfAssistanceTxt>FELLOWSHIP</TypeOfAssistanceTxt>
        <RegionTxt>SOUTH AMERICA</RegionTxt>
        <RecipientCnt>1</RecipientCnt>
        <CashGrantAmt>50979</CashGrantAmt>
      </ForeignIndividualsGrantsGrp>
      <TransferToForeignCorpInd>0</TransferToForeignCorpInd>
      <InterestInForeignTrustInd>0</InterestInForeignTrustInd>
      <ForeignCorpOwnershipInd>0</ForeignCorpOwnershipInd>
      <PassiveForeignInvestmestCoInd>0</PassiveForeignInvestmestCoInd>
      <ForeignPartnershipInd>0</ForeignPartnershipInd>
      <BoycottCountriesInd>0</BoycottCountriesInd>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>ORGANIZATION MAKES GRANTS TO RESEARCH INSTITUTIONS INVOLVED IN CLIMATE RESEARCH AND FOLLOWS UP AND TRACKS RESULTS OF RESEARCH FUNDED BY THE GRANTS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART III, COL (C):</FormAndLineReferenceDesc>
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    <IRS990ScheduleI documentId="RetDoc1041900001">
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      <RecipientTable>
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        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>PO BOX 16002</AddressLine1Txt>
          <CityNm>ORLANDO</CityNm>
          <StateAbbreviationCd>FL</StateAbbreviationCd>
          <ZIPCd>32816</ZIPCd>
        </USAddress>
        <RecipientEIN>592924021</RecipientEIN>
        <IRCSectionDesc>GOVERNMENT ENTITY</IRCSectionDesc>
        <CashGrantAmt>246342</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>CHARACTERIZATION OF STRATOSPHERIC AEROSOL INJECTIONS ON THE PROPULSION EMISSIONS</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>THE RESEARCH FOUNDATION FOR THE STATE UNIVERSITY OF NEW YORK</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>PO BOX 9</AddressLine1Txt>
          <CityNm>ALBANY</CityNm>
          <StateAbbreviationCd>NY</StateAbbreviationCd>
          <ZIPCd>12201</ZIPCd>
        </USAddress>
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        <CashGrantAmt>150000</CashGrantAmt>
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        <PurposeOfGrantTxt>MODELING CAPABILITIES TO ENABLE SCIENTIFIC INVESTIGATION OF EMISSIONS/AEROSOLS AND IMPACT ON ATMOSPHERIC PROCESSES</PurposeOfGrantTxt>
      </RecipientTable>
      <RecipientTable>
        <RecipientBusinessName>
          <BusinessNameLine1Txt>AIRCRAFT CARRIER HORNET FOUNDATION</BusinessNameLine1Txt>
        </RecipientBusinessName>
        <USAddress>
          <AddressLine1Txt>707 W HORNET AVE</AddressLine1Txt>
          <CityNm>ALAMEDA</CityNm>
          <StateAbbreviationCd>CA</StateAbbreviationCd>
          <ZIPCd>94501</ZIPCd>
        </USAddress>
        <RecipientEIN>943226801</RecipientEIN>
        <IRCSectionDesc>501(C)(3)</IRCSectionDesc>
        <CashGrantAmt>35000</CashGrantAmt>
        <NonCashAssistanceAmt>0</NonCashAssistanceAmt>
        <PurposeOfGrantTxt>FACILITY RENTAL FOR MCB PROGRAM</PurposeOfGrantTxt>
      </RecipientTable>
      <Total501c3OrgCnt>3</Total501c3OrgCnt>
      <TotalOtherOrgCnt>0</TotalOtherOrgCnt>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>ORGANIZATION MAKES GRANTS TO RESEARCH INSTITUTIONS INVOLVED IN CLIMATE RESEARCH AND FOLLOWS UP AND TRACKS RESULTS OF RESEARCH FUNDED BY THE GRANTS.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <HousingAllowanceOrResidenceInd>X</HousingAllowanceOrResidenceInd>
      <WrittenPolicyRefTAndEExpnssInd>1</WrittenPolicyRefTAndEExpnssInd>
      <SubstantiationRequiredInd>1</SubstantiationRequiredInd>
      <CompensationCommitteeInd>X</CompensationCommitteeInd>
      <CompensationSurveyInd>X</CompensationSurveyInd>
      <BoardOrCommitteeApprovalInd>X</BoardOrCommitteeApprovalInd>
      <SeverancePaymentInd>0</SeverancePaymentInd>
      <SupplementalNonqualRtrPlanInd>0</SupplementalNonqualRtrPlanInd>
      <EquityBasedCompArrngmInd>0</EquityBasedCompArrngmInd>
      <CompBasedOnRevenueOfFlngOrgInd>0</CompBasedOnRevenueOfFlngOrgInd>
      <CompBsdOnRevRelatedOrgsInd>0</CompBsdOnRevRelatedOrgsInd>
      <CompBsdNetEarnsFlngOrgInd>0</CompBsdNetEarnsFlngOrgInd>
      <CompBsdNetEarnsRltdOrgsInd>0</CompBsdNetEarnsRltdOrgsInd>
      <AnyNonFixedPaymentsInd>0</AnyNonFixedPaymentsInd>
      <InitialContractExceptionInd>0</InitialContractExceptionInd>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>KELLY WANSER</PersonNm>
        <TitleTxt>PRESIDENT &amp; EXECUTIVE DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>300000</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>300000</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <RltdOrgOfficerTrstKeyEmplGrp>
        <PersonNm>ALEX WONG</PersonNm>
        <TitleTxt>RESEARCH DIRECTOR</TitleTxt>
        <BaseCompensationFilingOrgAmt>300000</BaseCompensationFilingOrgAmt>
        <CompensationBasedOnRltdOrgsAmt>0</CompensationBasedOnRltdOrgsAmt>
        <BonusFilingOrganizationAmount>0</BonusFilingOrganizationAmount>
        <BonusRelatedOrganizationsAmt>0</BonusRelatedOrganizationsAmt>
        <OtherCompensationFilingOrgAmt>0</OtherCompensationFilingOrgAmt>
        <OtherCompensationRltdOrgsAmt>0</OtherCompensationRltdOrgsAmt>
        <DeferredCompensationFlngOrgAmt>0</DeferredCompensationFlngOrgAmt>
        <DeferredCompRltdOrgsAmt>0</DeferredCompRltdOrgsAmt>
        <NontaxableBenefitsFilingOrgAmt>0</NontaxableBenefitsFilingOrgAmt>
        <NontaxableBenefitsRltdOrgsAmt>0</NontaxableBenefitsRltdOrgsAmt>
        <TotalCompensationFilingOrgAmt>300000</TotalCompensationFilingOrgAmt>
        <TotalCompensationRltdOrgsAmt>0</TotalCompensationRltdOrgsAmt>
        <CompReportPrior990FilingOrgAmt>0</CompReportPrior990FilingOrgAmt>
        <CompReportPrior990RltdOrgsAmt>0</CompReportPrior990RltdOrgsAmt>
      </RltdOrgOfficerTrstKeyEmplGrp>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINE 1A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION PROVIDES FOR A RESIDENTIAL APARTMENT LEASE BETWEEN 400 K STREET, LLC AND KELLY WANSER, PRESIDENT AND EXECUTIVE DIRECTOR. DURING 2023, SILVERLINING POLICY MADE THE HOUSING ALLOWANCE PAYMENTS ON BEHALF OF SILVERLINING.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FORM 990 WAS PREPARED BY OUTSIDE ACCOUNTANTS, AND THEN REVIEWED BY THE PRESIDENT AND EXECUTIVE DIRECTOR, BEFORE BEING FILED WITH THE IRS.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12</FormAndLineReferenceDesc>
        <ExplanationTxt>FULL DISCLOSURE, BY NOTICE IN WRITING, SHALL BE MADE BY THE INTERESTED PARTIES TO THE FULL BOARD OF DIRECTORS IN ALL CONFLICTS OF INTEREST, INCLUDING BUT NOT LIMITED TO THE FOLLOWING: 1. A BOARD MEMBER IS RELATED TO ANOTHER BOARD MEMBER OR STAFF MEMBER BY BLOOD, MARRIAGE OR DOMESTIC PARTNERSHIP. 2. A STAFF MEMBER IN A SUPERVISORY CAPACITY IS RELATED TO ANOTHER STAFF MEMBER WHOM SHE/HE SUPERVISES. 3. A BOARD MEMBER OR THEIR ORGANIZATION STANDS TO BENEFIT FROM A SILVERLINING TRANSACTION OR STAFF MEMBER OF SUCH ORGANIZATION RECEIVES PAYMENT FROM SILVERLINING FOR ANY SUBCONTRACT, GOODS, OR SERVICES OTHER THAN AS PART OF HER/HIS REGULAR JOB RESPONSIBILITIES OR AS REIMBURSEMENT FOR REASONABLE EXPENSES INCURRED AS PROVIDED IN THE BYLAWS AND BOARD POLICY. 4. A BOARD MEMBER'S ORGANIZATION RECEIVES GRANT FUNDING FROM SILVERLINING. 5. A BOARD MEMBER OR STAFF MEMBER IS A MEMBER OF THE GOVERNING BODY OF A CONTRIBUTOR TO SILVERLINING. 6. A VOLUNTEER WORKING ON BEHALF OF SILVERLINING WHO MEETS ANY OF THE SITUATIONS OR CRITERIA LISTED ABOVE. 2. FOLLOWING FULL DISCLOSURE OF A POSSIBLE CONFLICT OF INTEREST OR ANY CONDITION LISTED ABOVE, THE BOARD OF DIRECTORS SHALL DETERMINE WHETHER A CONFLICT OF INTEREST EXISTS AND, IF SO, THE BOARD SHALL VOTE TO AUTHORIZE OR REJECT THE TRANSACTION OR TAKE ANY OTHER ACTION DEEMED NECESSARY TO ADDRESS THE CONFLICT AND PROTECT SILVERLINING'S BEST INTERESTS. BOTH VOTES SHALL BE BY A MAJORITY VOTE WITHOUT COUNTING THE VOTE OF ANY INTERESTED DIRECTOR, EVEN IF THE DISINTERESTED DIRECTORS ARE LESS THAN A QUORUM PROVIDED THAT AT LEAST ONE CONSENTING DIRECTOR IS DISINTERESTED.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>COMPENSATION FOR THE EXECUTIVE DIRECTOR &amp; PRESIDENT WAS REVIEWED AGAINST COMPARABLE EXECUTIVES IN BOTH SCIENTIFIC RESEARCH AND THE EXECUTIVES' PRIOR EXPERIENCE, AND MEASURED AGAINST COMPARABLE POSITIONS IN SCIENTIFIC RESEARCH LEADERSHIP IN THE DC AND THE BAY AREA. THE LAST COMPENSATION REVIEW TOOK PLACE IN MARCH 2021.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE ORGANIZATION MAKES ITS GOVERNING DOCUMENTS AVAILABLE PER EMAIL UPON REQUEST.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>PROGRAM CONTRACTORS: PROGRAM SERVICE EXPENSES 46,504. MANAGEMENT AND GENERAL EXPENSES 7,582. FUNDRAISING EXPENSES 7,841. TOTAL EXPENSES 61,927. STRATEGIC CONSULTING: PROGRAM SERVICE EXPENSES 427,274. MANAGEMENT AND GENERAL EXPENSES 69,665. FUNDRAISING EXPENSES 72,046. TOTAL EXPENSES 568,985. PAYROLL PROCESSING FEES: PROGRAM SERVICE EXPENSES 0. MANAGEMENT AND GENERAL EXPENSES 873. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 873. OTHER PROFESSIONAL FEES: PROGRAM SERVICE EXPENSES 4,645. MANAGEMENT AND GENERAL EXPENSES 747. FUNDRAISING EXPENSES 773. TOTAL EXPENSES 6,165.</ExplanationTxt>
      </SupplementalInformationDetail>
    </IRS990ScheduleO>
  </ReturnData>
</Return>