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        <FormAndLineReferenceDesc>PART X, LINE 2:</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FOUNDATION IS SUBJECT TO THE PROVISIONS OF THE FINANCIAL ACCOUNTING STANDARDS BOARD'S ("FASB") ACCOUNTING STANDARDS CODIFICATION ("ASC") TOPIC 740, INCOME TAXES, RELATING TO ACCOUNTING AND REPORTING FOR UNCERTAINTY IN INCOME TAXES. FOR THE FOUNDATION, ASC TOPIC 740 IS POTENTIALLY APPLICABLE TO PASS THROUGH INCOME FROM THE FOUNDATION'S LIMITED PARTNERSHIP INVESTMENTS. NONETHELESS, BECAUSE OF THE FOUNDATION'S GENERAL TAX-EXEMPT STATUS, MANAGEMENT BELIEVES ASC TOPIC 740 HAS NOT HAD, AND IS NOT ANTICIPATED TO HAVE, A MATERIAL IMPACT ON THE FOUNDATION'S FINANCIAL STATEMENTS.</ExplanationTxt>
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      <RecipientTable>
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        <PersonNm>JAMES LODGE</PersonNm>
        <TitleTxt>PROJECT/GRANT COORDINATOR</TitleTxt>
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        <PersonNm>CARL MARCHESE</PersonNm>
        <TitleTxt>CONTROLLER</TitleTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>PART I, LINES 4A-B</FormAndLineReferenceDesc>
        <ExplanationTxt>HELENA ANDREYKO RECEIVED SEVERANCE PAYMENT OF $90,576 INCLUDED IN THE COMPENSATION.</ExplanationTxt>
      </SupplementalInformationDetail>
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>SCHEDULE J, PART I, LINE 4B</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FOUNDATION MAINTAINS A 457(B) DEFERRED-COMPENSATION PLAN FOR ITS OFFICERS. THE FOUNDATION MADE $23,500 IN CONTRIBUTIONS DURING THE YEAR.</ExplanationTxt>
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    </IRS990ScheduleJ>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART I - LINE 1 &amp; PART III - LINE 1</FormAndLineReferenceDesc>
        <ExplanationTxt>FOR OVER 40 YEARS THE HUDSON RIVER FOUNDATION HAS SUPPORTED SCIENTIFIC RESEARCH AND ENGAGEMENT THAT HAS INFORMED DECISION MAKING FOR THE STEWARDSHIP OF THE RIVER, ESTUARY, AND WATERSHED. THE FOUNDATION HAS SUPPORTED GENERATIONS OF RESEARCHERS FROM YOUNG STUDENTS TO SENIOR SCHOLARS WHO HAVE HELPED US DEFINE HOW THIS REMARKABLE ECOSYSTEM FUNCTIONS. TOGETHER THEY HAVE BUILT A COMPREHENSIVE UNDERSTANDING OF THE BIOLOGICAL AND PHYSICAL CHARACTERISTICS OF THE WATERSHED, RIVER AND ESTUARY AND HOW THE SYSTEM HAS CHANGED OVER THE DECADES. RESEARCH SUPPORTED BY THE FOUNDATION HAS HELPED BUILD A BETTER UNDERSTANDING OF WHY THE HUDSON RIVER IS SO IMPORTANT TO COASTWIDE STOCKS OF STRIPED BASS AND ENDANGERED STURGEON. THERE IS NOW MUCH GREATER CLARITY ABOUT THE DISTRIBUTION AND FATE OF LEGACY POLLUTANTS LIKE PCBS THAT HAVE HAD PROFOUND IMPACTS AND WILL BE THE FOCUS OF RESTORATION EFFORTS THAT WILL EXTEND OVER MANY YEARS. FOUNDATION FUNDED RESEARCH HAS PROVIDED IMPORTANT CLUES TO THE POTENTIAL IMPACT OF STORM SURGE BARRIERS AND IS PROVIDING IMPORTANT INFORMATION ON HOW TO ENHANCE SHALLOW WATER HABITATS. OUR GOAL IS TO SUPPORT SCIENCE THAT IS OF EXCEPTIONAL QUALITY AND IS ACTIONABLE. FOUNDATION STAFF PROVIDE A BRIDGE BETWEEN THE RESEARCH COMMUNITY AND THOSE WHO MAKE DECISIONS ON HOW BEST TO SUSTAIN AND RESTORE THE HUDSON'S WATERS. THE FOUNDATION IS HOME TO THE NEW YORK/NEW JERSEY HARBOR AND ESTUARY PROGRAM (HEP) AND TWO URBAN WATERS AMBASSADORS. HEP IS DEEPLY ENGAGED WITH A NETWORK OF KEY STAKEHOLDERS FROM FEDERAL AND STATE AGENCIES AND LOCAL COMMUNITIES IN NEW YORK AND NEW JERSEY. THE FOUNDATION IS THE SOURCE OF INFORMATION DESIGNED TO MEET THE NEEDS OF MANY AUDIENCES. WE OFFER RESEARCH RESULTS, REPORTS, AND OPPORTUNITIES FOR EDUCATION AND WE ARE ACTIVE CONVENERS OF THE SCIENTIFIC COMMUNITY AND POLICY MAKERS THROUGH SEMINARS, WORKSHOPS AND MEETINGS. AS WE LOOK AHEAD TO A PERIOD OF RAPID AND PROFOUND CHANGE, WE ARE COMMITTED TO USING ALL OUR RESOURCES TO HELP ADDRESS THE COMPLEX PROBLEMS BEFORE US. THIS WILL REQUIRE US TO INNOVATE AND EMBRACE NEW APPROACHES THAT BRING NEW SCIENTISTS FROM DIVERSE DISCIPLINES INTO OUR WORK. AT THE SAME TIME, WE MUST FULLY ENGAGE COMMUNITIES IN WAYS THAT BUILD LASTING BRIDGES AND FOSTER SHARED LEARNING. GUIDED BY A FAR-REACHING STRATEGIC PLAN, WE AFFIRM OUR UNIQUE ROLE IN SUPPORTING THE HUDSON RIVER AND OUR COMMITMENT TO WORKING IN PARTNERSHIP WITH RESEARCHERS, POLICYMAKERS, RESOURCE MANAGERS AND COMMUNITIES TOWARDS A VISION OF A HEALTHY AND RESILIENT HUDSON RIVER FROM ITS WATERSHED THROUGH THE HUDSON VALLEY TO THE URBAN ESTUARY JOINING THE ATLANTIC OCEAN. WE PURSUE OUR MISSION WITH ACTIVITIES IN THREE PRIORITY AREAS. FIRST, WE WILL ADVANCE USEFUL AND RESPONSIVE SCIENCE AFFECTING THE HUDSON RIVER WATERSHED. SCIENCE IS ESSENTIAL TO MAKING THE DECISIONS NEEDED TO ADDRESS THE COMPLEX PROBLEMS FACING THIS EXTRAORDINARY RESOURCE. OUR RESPONSE TO THESE CHALLENGES STARTS WITH BUILDING A BETTER UNDERSTANDING OF THE CURRENT ECOSYSTEM AND THE CHANGES BROUGHT BY HUMAN MODIFICATION, WITH A SPECIFIC EMPHASIS ON CLIMATE CHANGE. THE FOUNDATION WILL INVEST IN EXCEPTIONAL SCIENCE THAT IS INSPIRED BY NEED AND FOCUSED ON INFORMING ACTION. THROUGH THESE INVESTMENTS, WE WILL SEEK INNOVATIVE SOLUTIONS TO RESTORE AND ENHANCE THE HUDSON AND THE SERVICES IT PROVIDES. SECOND, WE WILL ENGAGE AND INFORM SCIENTISTS, COMMUNITIES, MANAGERS, AND POLICYMAKERS. THE FOUNDATION CONNECTS THE RESEARCH COMMUNITY TO THE NEEDS OF DIVERSE INDIVIDUALS WHOSE DECISIONS INFLUENCE THE HUDSON RIVER, ESTUARY, AND WATERSHED. EFFECTIVE ENGAGEMENT IS KEY TO BRINGING THE POWER OF RESEARCH TO PROBLEM SOLVING. WE ARE COMMITTED TO PROVIDING AN INDEPENDENT PLATFORM FOR OPEN DIALOGUE THAT EMPOWERS STAKEHOLDERS TO IDENTIFY, COLLABORATE, AND ACT ON SHARED OBJECTIVES. THIRD, WE WILL WORK TO GROW CAPACITY AND RESOURCES FOR SOLUTIONS. TO EFFECTIVELY PLAY OUR PART IN TACKLING THE SCALE OF THE CHALLENGES AHEAD, THE FOUNDATION WILL ADAPT, BUILD NEW SKILLS, AND GROW A LARGER, DIVERSIFIED BASE OF FUNDS. THE CAPACITY TO DEVELOP A SHARED UNDERSTANDING AND MUTUAL RESPECT AMONG THE MANY DIVERSE COMMUNITIES WHO LIVE HERE IS ESSENTIAL. UNITED BY SHARED GOALS, WE WILL WORK TOGETHER TO BUILD THE BROAD PARTNERSHIPS AND FUNDING NEEDED TO ACHIEVE LASTING COLLECTIVE IMPACT.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 11B</FormAndLineReferenceDesc>
        <ExplanationTxt>PRIOR TO FILING, THE 990 IS DISTRIBUTED TO ALL MEMBERS OF THE BOARD OF DIRECTORS AND OUTSIDE COUNSEL, WHO ARE GIVEN THE OPPORTUNITY TO COMMENT OR ASK QUESTIONS PRIOR TO ELECTRONIC FILING.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 12C</FormAndLineReferenceDesc>
        <ExplanationTxt>A COPY OF THE CONFLICT OF INTEREST POLICY IS DISTRIBUTED ANNUALLY AND A STATEMENT DISCLOSING ANY CONFLICTS IS COMPLETED BY OFFICERS, DIRECTORS AND KEY EMPLOYEES.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION B, LINE 15A</FormAndLineReferenceDesc>
        <ExplanationTxt>THE PRESIDENT'S COMPENSATION IS DETERMINED ANNUALLY BY A COMMITTEE OF THE BOARD OF DIRECTORS, WITH THE CONSULTATION AND APPROVAL OF THE FULL BOARD OF DIRECTORS. THE DETERMINATION IS BASED ON A REVIEW OF COMPARABILITY DATA AND IS DOCUMENTED IN THE MINUTES OF THE MEETING OF THE BOARD OF DIRECTORS AT WHICH THE COMPENSATION IS APPROVED.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART VI, SECTION C, LINE 19</FormAndLineReferenceDesc>
        <ExplanationTxt>THE FOUNDATION MAKES ITS FINANCIAL STATEMENTS, AND OTHER SIMILAR INFORMATION AVAILABLE TO THE PUBLIC UPON REQUEST.</ExplanationTxt>
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        <FormAndLineReferenceDesc>FORM 990, PART IX, LINE 11G</FormAndLineReferenceDesc>
        <ExplanationTxt>SUB CONTRACTORS: SCIENTISTS, RESEARCHERS, AND OTHER: PROGRAM SERVICE EXPENSES 1,163,279. MANAGEMENT AND GENERAL EXPENSES 6,688. FUNDRAISING EXPENSES 0. TOTAL EXPENSES 1,169,967.</ExplanationTxt>
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      <SupplementalInformationDetail>
        <FormAndLineReferenceDesc>FORM 990, PART XI, LINE 9:</FormAndLineReferenceDesc>
        <ExplanationTxt>CANCELLATION OF GRANT AWARDS 39,602.</ExplanationTxt>
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