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      <StaffHoursSpentOnEnforcement>421.00</StaffHoursSpentOnEnforcement>
      <ExpensesIncurredForEnforcement>20941</ExpensesIncurredForEnforcement>
      <CurrentYear>
        <BeginningOfYearBalance>143726233</BeginningOfYearBalance>
        <InvestmentEarningsOrLosses>1464534</InvestmentEarningsOrLosses>
        <OtherExpenditures>4412840</OtherExpenditures>
        <EndOfYearBalance>140777927</EndOfYearBalance>
      </CurrentYear>
      <CurrentYearMinus1Year>
        <BeginningOfYearBalance>132462248</BeginningOfYearBalance>
        <InvestmentEarningsOrLosses>16003854</InvestmentEarningsOrLosses>
        <OtherExpenditures>4739869</OtherExpenditures>
        <EndOfYearBalance>143726233</EndOfYearBalance>
      </CurrentYearMinus1Year>
      <CurrentYearMinus2Years>
        <BeginningOfYearBalance>115507939</BeginningOfYearBalance>
        <InvestmentEarningsOrLosses>20637191</InvestmentEarningsOrLosses>
        <OtherExpenditures>3682882</OtherExpenditures>
        <EndOfYearBalance>132462248</EndOfYearBalance>
      </CurrentYearMinus2Years>
      <CurrentYearMinus3Years>
        <BeginningOfYearBalance>173073908</BeginningOfYearBalance>
        <InvestmentEarningsOrLosses>-51183509</InvestmentEarningsOrLosses>
        <OtherExpenditures>6382460</OtherExpenditures>
        <EndOfYearBalance>115507939</EndOfYearBalance>
      </CurrentYearMinus3Years>
      <PermanentEndowmentEOYBalance>0.00000</PermanentEndowmentEOYBalance>
      <TermEndowmentEOYBalance>1.00000</TermEndowmentEOYBalance>
      <EndowmentsHeldByUnrelatedOrgs>0</EndowmentsHeldByUnrelatedOrgs>
      <EndowmentsHeldByRelatedOrgs>0</EndowmentsHeldByRelatedOrgs>
      <Land>
        <OtherCostOrOtherBasis>32428127</OtherCostOrOtherBasis>
        <BookValue>32428127</BookValue>
      </Land>
      <Buildings>
        <OtherCostOrOtherBasis>3767362</OtherCostOrOtherBasis>
        <Depreciation>1110355</Depreciation>
        <BookValue>2657007</BookValue>
      </Buildings>
      <LeaseholdImprovements>
        <OtherCostOrOtherBasis>1444465</OtherCostOrOtherBasis>
        <Depreciation>827806</Depreciation>
        <BookValue>616659</BookValue>
      </LeaseholdImprovements>
      <Equipment>
        <OtherCostOrOtherBasis>258900</OtherCostOrOtherBasis>
        <Depreciation>258900</Depreciation>
        <BookValue>0</BookValue>
      </Equipment>
      <OtherLandBuildings>
        <OtherCostOrOtherBasis>269</OtherCostOrOtherBasis>
        <BookValue>269</BookValue>
      </OtherLandBuildings>
      <TotalOfBookValueLandBuildings>35702062</TotalOfBookValueLandBuildings>
      <OtherSecurities>
        <Description>PRIVATELY MANAGED INVESTMENTS</Description>
        <BookValue>126276678</BookValue>
        <MethodOfValuation>F</MethodOfValuation>
      </OtherSecurities>
      <TotalOfBookValueSecurities>126276678</TotalOfBookValueSecurities>
      <OtherLiabilities>
        <Description>DEPOSIT ON SALE</Description>
        <Amount>26500</Amount>
      </OtherLiabilities>
      <OtherLiabilities>
        <Description>INTERFUND PAYABLE</Description>
        <Amount>59995</Amount>
      </OtherLiabilities>
      <TotalOfAmounts>86495</TotalOfAmounts>
      <Form990ScheduleDPartXIV>
        <Identifier>DESCRIPTION OF HOW ORGANIZATION REPORTS CONSERVATION EASEMENTS:</Identifier>
        <ReturnReference>PART II, LINE 9:</ReturnReference>
        <Explanation>PURCHASED EASEMENTS THAT HAVE A RESALE VALUE ARE RECORDED AT COST. DONATED EASEMENTS THAT HAVE A RESALE VALUE ARE RECORDED AT FAIR VALUE. CONSERVATION EASEMENTS DETERMINED BY OSI TO HAVE NO RESALE VALUE ARE WRITTEN DOWN TO A $1 CARRYING VALUE.</Explanation>
      </Form990ScheduleDPartXIV>
      <Form990ScheduleDPartXIV>
        <Identifier>DESCRIPTION OF INTENDED USE OF ENDOWMENT FUNDS:</Identifier>
        <ReturnReference>PART V, LINE 4:</ReturnReference>
        <Explanation>THE WALLACE ENDOWMENT IS INTENDED TO BE USED FOR THE PURPOSE OF ACQUIRING AND HOLDING LAND IN THE HUDSON RIVER VALLEY, CATSKILLS AND ADIRONDACKS IN ORDER TO PRESERVE AND PROTECT SUCH LAND FOR THE BENEFIT OF THE PUBLIC, AND SECONDARILY FOR OTHER PURPOSES THAT ARE IN FURTHERANCE OF THE CONSERVATION OF THE SCENIC BEAUTY, HISTORIC VALUES AND RESOURCES OF THE REGIONS.</Explanation>
      </Form990ScheduleDPartXIV>
      <Form990ScheduleDPartXIV>
        <Identifier>DESCRIPTION OF UNCERTAIN TAX POSITIONS UNDER FIN 48:</Identifier>
        <ReturnReference>PART X:</ReturnReference>
        <Explanation>THE ORGANIZATION HAD NO UNCERTAIN TAX POSITIONS AS OF DECEMBER 31, 2011 AND 2010 IN ACCORDANCE WITH ACCOUNTING STANDARDS CODIFICATION ("ASC") TOPIC 740, "INCOME TAXES," WHICH PROVIDES STANDARDS FOR ESTABLISHING AND CLASSIFYING ANY TAX PROVISIONS FOR UNCERTAIN TAX POSITIONS. WITH FEW EXCEPTIONS, THE ORGANIZATION IS NO LONGER SUBJECT TO FEDERAL OR STATE AND LOCAL INCOME TAX EXAMINATIONS BY TAX AUTHORITIES FOR THE YEAR ENDED DECEMBER 31, 2008 AND PRIOR YEARS.</Explanation>
      </Form990ScheduleDPartXIV>
    </IRS990ScheduleD>
    <IRS990ScheduleF documentId="RetDoc1040500001">
      <GrantRecordsMaintained>1</GrantRecordsMaintained>
      <AcctsActvsOutUSTable>
        <Region>NORTH AMERICA</Region>
        <NumberOfOffices>0</NumberOfOffices>
        <NumberOfEmployees>0</NumberOfEmployees>
        <TypeOfActivitiesConducted>GRANTS TO RECIPIENTS LOCATED IN THE REGION</TypeOfActivitiesConducted>
        <SpecificServicesProvided>LAND ACQUISITION, STEWARDSHIP AND PUBLIC POLICY</SpecificServicesProvided>
        <TotalExpenditures>173525</TotalExpenditures>
      </AcctsActvsOutUSTable>
      <AcctsActvsOutUSTable>
        <Region>CENTRAL AMERICA AND THE CARIBBEAN</Region>
        <NumberOfOffices>0</NumberOfOffices>
        <NumberOfEmployees>0</NumberOfEmployees>
        <TypeOfActivitiesConducted>PASSIVE INVESTMENTS</TypeOfActivitiesConducted>
        <SpecificServicesProvided>N/A</SpecificServicesProvided>
      </AcctsActvsOutUSTable>
      <SubtotalNumberOfOffices>0</SubtotalNumberOfOffices>
      <SubtotalNumberOfEmployees>0</SubtotalNumberOfEmployees>
      <ContNumberOfOffices>0</ContNumberOfOffices>
      <ContNumberOfEmployees>0</ContNumberOfEmployees>
      <TotalNumberOfOffices>0</TotalNumberOfOffices>
      <TotalNumberOfEmployees>0</TotalNumberOfEmployees>
      <SubtotalAmountSpent>173525</SubtotalAmountSpent>
      <ContAmountSpent>0</ContAmountSpent>
      <TotalAmountSpent>173525</TotalAmountSpent>
      <NoRecipientOver5K>X</NoRecipientOver5K>
      <GrantsToOrgsOutsideUS>
        <Region>NORTH AMERICA</Region>
        <PurposeOfGrant>TRANSBORDER GRANT - CHIGNECTO ISTHMUS II PROJECT</PurposeOfGrant>
        <AmountOfCashGrant>50000</AmountOfCashGrant>
        <MannerOfCashDisbursement>WIRE TRANSFER</MannerOfCashDisbursement>
      </GrantsToOrgsOutsideUS>
      <GrantsToOrgsOutsideUS>
        <Region>NORTH AMERICA</Region>
        <PurposeOfGrant>TRANSBORDER GRANT - GREEN MOUNTAIN CORRIDOR PROJECT</PurposeOfGrant>
        <AmountOfCashGrant>70000</AmountOfCashGrant>
        <MannerOfCashDisbursement>WIRE TRANSFER</MannerOfCashDisbursement>
      </GrantsToOrgsOutsideUS>
      <GrantsToOrgsOutsideUS>
        <Region>NORTH AMERICA</Region>
        <PurposeOfGrant>TRANSBORDER GRANT - GREEN MOUNTAIN CORRIDOR PROJECT</PurposeOfGrant>
        <AmountOfCashGrant>23525</AmountOfCashGrant>
        <MannerOfCashDisbursement>WIRE TRANSFER</MannerOfCashDisbursement>
      </GrantsToOrgsOutsideUS>
      <GrantsToOrgsOutsideUS>
        <Region>NORTH AMERICA</Region>
        <PurposeOfGrant>TRANSBORDER GRANT - GREEN MOUNTAIN CORRIDOR PROJECT</PurposeOfGrant>
        <AmountOfCashGrant>30000</AmountOfCashGrant>
        <MannerOfCashDisbursement>WIRE TRANSFER</MannerOfCashDisbursement>
      </GrantsToOrgsOutsideUS>
      <TotalNumberOf501c3Orgs>2</TotalNumberOf501c3Orgs>
      <TotalNumberOfOtherOrgs>2</TotalNumberOfOtherOrgs>
      <TransferToForeignCorp>0</TransferToForeignCorp>
      <InterestInForeignTrust>0</InterestInForeignTrust>
      <OwnForeignCorp>0</OwnForeignCorp>
      <PassiveForeignInvestCo>1</PassiveForeignInvestCo>
      <ForeignPartnership>0</ForeignPartnership>
      <BoycottCountries>0</BoycottCountries>
      <Form990ScheduleFPartV>
        <ReturnReference>SCHEDULE F PART 1,LINE 2:</ReturnReference>
        <Explanation>ALL GRANTEES EXECUTE A WRITTEN AGREEMENT WHICH REQUIRES THEM TO SUBMIT WRITTEN REPORTS TO OSC FOR THE PERIOD OF THE AGREEMENT.</Explanation>
      </Form990ScheduleFPartV>
    </IRS990ScheduleF>
    <IRS990ScheduleG documentId="RetDoc1041200001">
      <EmailSolicitations>X</EmailSolicitations>
      <InPersonSolicitations>X</InPersonSolicitations>
      <SolicitationOfNonGovtGrants>X</SolicitationOfNonGovtGrants>
      <AgreementRefFundraising>1</AgreementRefFundraising>
      <FundraiserActivityInformation>
        <NameOfIndividual>CAROL ASH</NameOfIndividual>
        <AddressUS>
          <AddressLine1>69 WOOD ROAD</AddressLine1>
          <City>RENSSELAERVILLE</City>
          <State>NY</State>
          <ZIPCode>12147</ZIPCode>
        </AddressUS>
        <Activity>FUNDRAISING</Activity>
        <FundraiserControlOfFunds>0</FundraiserControlOfFunds>
        <GrossReceipts>325000</GrossReceipts>
        <AmountRetainedByContractor>75000</AmountRetainedByContractor>
        <NetToOrganization>250000</NetToOrganization>
      </FundraiserActivityInformation>
      <TotalGrossReceipts>325000</TotalGrossReceipts>
      <TotalRetainedByContractors>75000</TotalRetainedByContractors>
      <TotalNetToOrganization>250000</TotalNetToOrganization>
      <LicensedStates>CA</LicensedStates>
      <LicensedStates>CT</LicensedStates>
      <LicensedStates>GA</LicensedStates>
      <LicensedStates>MA</LicensedStates>
      <LicensedStates>ME</LicensedStates>
      <LicensedStates>NC</LicensedStates>
      <LicensedStates>NJ</LicensedStates>
      <LicensedStates>NH</LicensedStates>
      <LicensedStates>NY</LicensedStates>
      <LicensedStates>PA</LicensedStates>
      <LicensedStates>TN</LicensedStates>
      <LicensedStates>WA</LicensedStates>
      <Form990ScheduleGPartIV>
        <Identifier>EXPLANATION OF FUNDRAISING PAYMENTS</Identifier>
        <ReturnReference>SCHEDULE G, PART I, LINE 2B, COLUMN (V)</ReturnReference>
        <Explanation>TOTAL COMPENSATION OF $75,000 CONSISTED OF MONTHLY RETAINER PAYMENTS OF $8,333 FOR THE PERIOD FROM MARCH THROUGH NOVEMBER 2011.</Explanation>
      </Form990ScheduleGPartIV>
    </IRS990ScheduleG>
    <IRS990ScheduleI documentId="RetDoc1041900001">
      <RecordsMaintained>1</RecordsMaintained>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>THE NATURE CONSERVANCY</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>4245 N FAIRFAX DRIVE</AddressLine1>
          <City>ARLINGTON</City>
          <State>VA</State>
          <ZIPCode>22203</ZIPCode>
        </AddressUS>
        <EINOfRecipient>530242652</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>997500</AmountOfCashGrant>
        <PurposeOfGrant>FINCH PRUYN, DIOCESE OF CAMDEN, CAMP NORTHRUP, AND LIPTON-WAITE PROJECTS</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>KESTREL LAND TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>233 NORTH PLEASANT STREET 30</AddressLine1>
          <City>AMHERST</City>
          <State>MA</State>
          <ZIPCode>10020</ZIPCode>
        </AddressUS>
        <EINOfRecipient>046243236</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>850600</AmountOfCashGrant>
        <PurposeOfGrant>MASSACHUSETTS ACCELERATION PROGRAM AND BRUSHY MOUNTAIN PROJECT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>TRUST FOR PUBLIC LAND</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>116 NEW MONTGOMERY STREET</AddressLine1>
          <City>SAN FRANCISCO</City>
          <State>CA</State>
          <ZIPCode>94105</ZIPCode>
        </AddressUS>
        <EINOfRecipient>237222333</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>834000</AmountOfCashGrant>
        <PurposeOfGrant>BRUSHWOOD COMMUNITY FOREST, ENVIRONMENT POLLING, ALBANY TOWN FOREST, MILLSTONE HILL, ANDROSCOGGIN HEADWATERS, &amp; GARDNER-LYMAN FOREST</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>LANCASTER COUNTY CONSERVANCY</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 716</AddressLine1>
          <City>LANCASTER</City>
          <State>PA</State>
          <ZIPCode>17608</ZIPCode>
        </AddressUS>
        <EINOfRecipient>237046908</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>250000</AmountOfCashGrant>
        <PurposeOfGrant>WELSH MOUNTAIN PROJECT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>MASSACHUSETTS AUDUBON SOCIETY</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>208 SOUTH GREAT ROAD</AddressLine1>
          <City>LINCOLN</City>
          <State>MA</State>
          <ZIPCode>17730</ZIPCode>
        </AddressUS>
        <EINOfRecipient>042104702</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>250000</AmountOfCashGrant>
        <PurposeOfGrant>MCHUGH PROPERTY PROJECT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>SHEFFIELD LAND TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 940</AddressLine1>
          <City>SHEFFIELD</City>
          <State>MA</State>
          <ZIPCode>01257</ZIPCode>
        </AddressUS>
        <EINOfRecipient>043079035</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>250000</AmountOfCashGrant>
        <PurposeOfGrant>SHEFFIELD-EGREMONT CORRIDOR</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>NATURAL RESOURCES DEFENSE COUNCIL</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>40 W 20TH STREET</AddressLine1>
          <City>NEW YORK</City>
          <State>NY</State>
          <ZIPCode>10011</ZIPCode>
        </AddressUS>
        <EINOfRecipient>132654926</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>200000</AmountOfCashGrant>
        <PurposeOfGrant>REGIONAL FOOD PROJECT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>SOUTHEAST LAND TRUST OF NEW HAMPSHIRE</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 675</AddressLine1>
          <City>EXETER</City>
          <State>NH</State>
          <ZIPCode>03833</ZIPCode>
        </AddressUS>
        <EINOfRecipient>020355374</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>200000</AmountOfCashGrant>
        <PurposeOfGrant>PAWTUCKAWAY RIVER PROJECT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>BERKSHIRE NATURAL RESOURCES COUNCIL</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>20 BANK ROW</AddressLine1>
          <City>PITTSFIELD</City>
          <State>MA</State>
          <ZIPCode>01201</ZIPCode>
        </AddressUS>
        <EINOfRecipient>042430091</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>184000</AmountOfCashGrant>
        <PurposeOfGrant>CRANBERRY POND PROJECT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>WALLKILL VALLEY LAND TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 208</AddressLine1>
          <City>NEW PALTZ</City>
          <State>NY</State>
          <ZIPCode>12561</ZIPCode>
        </AddressUS>
        <EINOfRecipient>222867070</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>159969</AmountOfCashGrant>
        <PurposeOfGrant>ROSENDALE RAIL TRAIL</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>BRUNSWICK TOPSHAM LAND TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>108 MAINE STREET</AddressLine1>
          <City>BRUNSWICK</City>
          <State>ME</State>
          <ZIPCode>04011</ZIPCode>
        </AddressUS>
        <EINOfRecipient>222714194</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>141900</AmountOfCashGrant>
        <PurposeOfGrant>MAQUOIT BAY PROJECT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>BEAVER BROOK ASSOCIATION</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>117 RIDGE RD</AddressLine1>
          <City>HOLLIS</City>
          <State>NH</State>
          <ZIPCode>30490</ZIPCode>
        </AddressUS>
        <EINOfRecipient>020267159</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>75000</AmountOfCashGrant>
        <PurposeOfGrant>WHALEBACK PROPERTY PROJECT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>SOCIETY FOR THE PROTECTION OF NEW HAMPSHIRE FORESTS</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>54 PORTSMOUTH STREET</AddressLine1>
          <City>CONCORD</City>
          <State>NH</State>
          <ZIPCode>03301</ZIPCode>
        </AddressUS>
        <EINOfRecipient>020222237</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>75000</AmountOfCashGrant>
        <PurposeOfGrant>NH CONSERVATION FUNDING INITIATIVE</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>BEAR-PAW REGIONAL GREENWAYS</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 19</AddressLine1>
          <City>DEERFIELD</City>
          <State>NH</State>
          <ZIPCode>03037</ZIPCode>
        </AddressUS>
        <EINOfRecipient>043340659</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>50000</AmountOfCashGrant>
        <PurposeOfGrant>PINCKNEY HILL PROJECT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>PRINCE HALL TEMPLE ASSOCIATES</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>454 W 155TH ST</AddressLine1>
          <City>NEW YORK</City>
          <State>NY</State>
          <ZIPCode>10032</ZIPCode>
        </AddressUS>
        <EINOfRecipient>131592363</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>32471</AmountOfCashGrant>
        <PurposeOfGrant>PRINCE HALL PROJECT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>WOODIE WHEATON LAND TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>2 GROVE ROAD</AddressLine1>
          <City>FOREST CITY</City>
          <State>ME</State>
          <ZIPCode>44130</ZIPCode>
        </AddressUS>
        <EINOfRecipient>010494342</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>25000</AmountOfCashGrant>
        <PurposeOfGrant>EAST GRAND WATERSHED INITIATIVE</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>THREE RIVERS LAND TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 906</AddressLine1>
          <City>ACTON</City>
          <State>ME</State>
          <ZIPCode>04001</ZIPCode>
        </AddressUS>
        <EINOfRecipient>010539771</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>21000</AmountOfCashGrant>
        <PurposeOfGrant>WALNUT HILL FOCUS AREA</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>NATURAL LANDS TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>1031 PALMERS MILL RD</AddressLine1>
          <City>MEDIA</City>
          <State>PA</State>
          <ZIPCode>19063</ZIPCode>
        </AddressUS>
        <EINOfRecipient>236272818</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>20000</AmountOfCashGrant>
        <PurposeOfGrant>CONWAY PROPERTY PROJECT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>APPALACHIAN MOUNTAIN CLUB</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>5 JOY STREET</AddressLine1>
          <City>BOSTON</City>
          <State>MA</State>
          <ZIPCode>02108</ZIPCode>
        </AddressUS>
        <EINOfRecipient>046001677</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>20000</AmountOfCashGrant>
        <PurposeOfGrant>WIND POWER PROJECT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>TOWN OF CORINTH</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 461 1387 COOKEVILLE RD</AddressLine1>
          <City>CORINTH</City>
          <State>VT</State>
          <ZIPCode>05039</ZIPCode>
        </AddressUS>
        <AmountOfCashGrant>16800</AmountOfCashGrant>
        <PurposeOfGrant>F.X. SHEA COMMUNITY FOREST PROJECT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>TRUSTEES OF RESERVATIONS</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>572 ESSEX STREET</AddressLine1>
          <City>BEVERLY</City>
          <State>MA</State>
          <ZIPCode>01915</ZIPCode>
        </AddressUS>
        <EINOfRecipient>042105780</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>15000</AmountOfCashGrant>
        <PurposeOfGrant>MASSACHUSETTS ACCELERATION PROGRAM</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>LAND TRUST ALLIANCE</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>1660 L STREET NW SUITE 1100</AddressLine1>
          <City>WASHINGTON</City>
          <State>DC</State>
          <ZIPCode>20036</ZIPCode>
        </AddressUS>
        <EINOfRecipient>042751357</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>15000</AmountOfCashGrant>
        <PurposeOfGrant>GENERAL SUPPORT</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>DOWNEAST LAKES LAND TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 75</AddressLine1>
          <City>GRAND LAKE STREAM</City>
          <State>ME</State>
          <ZIPCode>04637</ZIPCode>
        </AddressUS>
        <EINOfRecipient>010541131</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>15000</AmountOfCashGrant>
        <PurposeOfGrant>WEST GRAND LAKE COMMUNITY FOREST</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>VILLAGE OF COLD SPRING</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>85 MAIN STREET</AddressLine1>
          <City>COLD SPRING</City>
          <State>NY</State>
          <ZIPCode>10516</ZIPCode>
        </AddressUS>
        <AmountOfCashGrant>13846</AmountOfCashGrant>
        <PurposeOfGrant>STREET LIGHTING</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>SUDBURY VALLEY TRUSTEES</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>18 WOLBACH ROAD</AddressLine1>
          <City>SUDBURY</City>
          <State>MA</State>
          <ZIPCode>01776</ZIPCode>
        </AddressUS>
        <EINOfRecipient>046049963</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>11000</AmountOfCashGrant>
        <PurposeOfGrant>MASSACHUSETTS ACCELERATION PROGRAM</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>DARTMOUTH NATURAL RESOURCES TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX P-17</AddressLine1>
          <City>DARTMOUTH</City>
          <State>MA</State>
          <ZIPCode>02748</ZIPCode>
        </AddressUS>
        <EINOfRecipient>237113649</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>11000</AmountOfCashGrant>
        <PurposeOfGrant>MASSACHUSETTS ACCELERATION PROGRAM</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>COALITION FOR BUZZARDS BAY</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>114 FRONT ST</AddressLine1>
          <City>NEW BEDFORD</City>
          <State>MA</State>
          <ZIPCode>02740</ZIPCode>
        </AddressUS>
        <EINOfRecipient>042971978</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>11000</AmountOfCashGrant>
        <PurposeOfGrant>MASSACHUSETTS ACCELERATION PROGRAM</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>LOWELL PARKS &amp; CONSERVATION TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 7162</AddressLine1>
          <City>LOWELL</City>
          <State>MA</State>
          <ZIPCode>02852</ZIPCode>
        </AddressUS>
        <EINOfRecipient>223070912</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>11000</AmountOfCashGrant>
        <PurposeOfGrant>MASSACHUSETTS ACCELERATION PROGRAM</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>WHITE OAK LAND CONSERVATION SOCIETY</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 346</AddressLine1>
          <City>HOLDEN</City>
          <State>MA</State>
          <ZIPCode>01520</ZIPCode>
        </AddressUS>
        <EINOfRecipient>042647259</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>11000</AmountOfCashGrant>
        <PurposeOfGrant>MASSACHUSETTS ACCELERATION PROGRAM</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>EAST QUABBIN LAND TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 5 120 RIDGE RD</AddressLine1>
          <City>HARDWICK</City>
          <State>MA</State>
          <ZIPCode>01037</ZIPCode>
        </AddressUS>
        <EINOfRecipient>043297978</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>11000</AmountOfCashGrant>
        <PurposeOfGrant>MASSACHUSETTS ACCELERATION PROGRAM</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>WILDLANDS TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 2282</AddressLine1>
          <City>DUXBURY</City>
          <State>MA</State>
          <ZIPCode>02331</ZIPCode>
        </AddressUS>
        <EINOfRecipient>237296971</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>11000</AmountOfCashGrant>
        <PurposeOfGrant>MASSACHUSETTS ACCELERATION PROGRAM</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>MOUNT GRACE LAND CONSERVATION</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>1461 OLD KEENE ROAD</AddressLine1>
          <City>ATHOL</City>
          <State>MA</State>
          <ZIPCode>01331</ZIPCode>
        </AddressUS>
        <EINOfRecipient>042938967</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>11000</AmountOfCashGrant>
        <PurposeOfGrant>MASSACHUSETTS ACCELERATION PROGRAM</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>ASHBURNHAM CONSERVATION TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 354</AddressLine1>
          <City>ASHBURNHAM</City>
          <State>MA</State>
          <ZIPCode>01430</ZIPCode>
        </AddressUS>
        <EINOfRecipient>043504474</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>11000</AmountOfCashGrant>
        <PurposeOfGrant>MASSACHUSETTS ACCELERATION PROGRAM</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>GROTON CONSERVATION TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 395</AddressLine1>
          <City>GROTON</City>
          <State>MA</State>
          <ZIPCode>01450</ZIPCode>
        </AddressUS>
        <EINOfRecipient>046169832</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>11000</AmountOfCashGrant>
        <PurposeOfGrant>MASSACHUSETTS ACCELERATION PROGRAM</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>WAREHAM LAND TRUST</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>PO BOX 718</AddressLine1>
          <City>WAREHAM</City>
          <State>MA</State>
          <ZIPCode>02571</ZIPCode>
        </AddressUS>
        <EINOfRecipient>043548680</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>11000</AmountOfCashGrant>
        <PurposeOfGrant>MASSACHUSETTS ACCELERATION PROGRAM</PurposeOfGrant>
      </RecipientTable>
      <RecipientTable>
        <RecipientNameBusiness>
          <BusinessNameLine1>PALISADES PARK CONSERVANCY</BusinessNameLine1>
        </RecipientNameBusiness>
        <AddressUS>
          <AddressLine1>3006 SEVEN LAKES DRIVE</AddressLine1>
          <City>BEAR MOUNTAIN STATE PA</City>
          <State>NY</State>
          <ZIPCode>10911</ZIPCode>
        </AddressUS>
        <EINOfRecipient>134138370</EINOfRecipient>
        <IRCSection>501(C)(3)</IRCSection>
        <AmountOfCashGrant>5000</AmountOfCashGrant>
        <PurposeOfGrant>GENERAL SUPPORT</PurposeOfGrant>
      </RecipientTable>
      <TotalNbrOf501C3AndGovtGrants>36</TotalNbrOf501C3AndGovtGrants>
      <TotalNbrOfOtherOrganizations>0</TotalNbrOfOtherOrganizations>
      <Form990ScheduleIPartIV>
        <Identifier>PROCEDURE FOR MONITORING GRANTS IN THE U.S.:</Identifier>
        <ReturnReference>PART I, LINE 2:</ReturnReference>
        <Explanation>SCHEDULE I, PART I, LINE 2: ALL GRANTEES EXECUTE A WRITTEN AGREEMENT WHICH REQUIRES THEM TO SUBMIT WRITTEN REPORTS TO OSC FOR THE PERIOD OF THE AGREEMENT.</Explanation>
      </Form990ScheduleIPartIV>
    </IRS990ScheduleI>
    <IRS990ScheduleJ documentId="RetDoc1042400001">
      <CompensationCommittee>X</CompensationCommittee>
      <IndependentConsultant>X</IndependentConsultant>
      <Form990OfOtherOrganizations>X</Form990OfOtherOrganizations>
      <CompensationSurvey>X</CompensationSurvey>
      <BoardOrCommitteeApproval>X</BoardOrCommitteeApproval>
      <SeverancePayment>0</SeverancePayment>
      <SupplementalNonqualRetirePlan>0</SupplementalNonqualRetirePlan>
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      <InitialContractException>0</InitialContractException>
      <Form990ScheduleJPartII>
        <NamePerson>CHRISTOPHER J ELLIMAN</NamePerson>
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        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
      </Form990ScheduleJPartII>
      <Form990ScheduleJPartII>
        <NamePerson>PETER HOWELL</NamePerson>
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        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
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        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
      </Form990ScheduleJPartII>
      <Form990ScheduleJPartII>
        <NamePerson>ANTONIA BOWRING</NamePerson>
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        <BonusFilingOrg>0</BonusFilingOrg>
        <BonusRelatedOrgs>0</BonusRelatedOrgs>
        <OtherCompensationFilingOrg>0</OtherCompensationFilingOrg>
        <OtherCompensationRelatedOrgs>0</OtherCompensationRelatedOrgs>
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        <NontaxableBenefitsFilingOrg>16986</NontaxableBenefitsFilingOrg>
        <NontaxableBenefitsRelatedOrgs>6492</NontaxableBenefitsRelatedOrgs>
        <TotalCompensationFilingOrg>124000</TotalCompensationFilingOrg>
        <TotalCompensationRelatedOrgs>47391</TotalCompensationRelatedOrgs>
        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
      </Form990ScheduleJPartII>
      <Form990ScheduleJPartII>
        <NamePerson>SAMAYLA DEUTCH</NamePerson>
        <BaseCompensationFilingOrg>135423</BaseCompensationFilingOrg>
        <CompBasedOnRelatedOrgs>6935</CompBasedOnRelatedOrgs>
        <BonusFilingOrg>0</BonusFilingOrg>
        <BonusRelatedOrgs>0</BonusRelatedOrgs>
        <OtherCompensationFilingOrg>0</OtherCompensationFilingOrg>
        <OtherCompensationRelatedOrgs>0</OtherCompensationRelatedOrgs>
        <DeferredCompFilingOrg>8419</DeferredCompFilingOrg>
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        <NontaxableBenefitsFilingOrg>14882</NontaxableBenefitsFilingOrg>
        <NontaxableBenefitsRelatedOrgs>762</NontaxableBenefitsRelatedOrgs>
        <TotalCompensationFilingOrg>158724</TotalCompensationFilingOrg>
        <TotalCompensationRelatedOrgs>8128</TotalCompensationRelatedOrgs>
        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
      </Form990ScheduleJPartII>
      <Form990ScheduleJPartII>
        <NamePerson>TALLY BLUMBERG</NamePerson>
        <BaseCompensationFilingOrg>130851</BaseCompensationFilingOrg>
        <CompBasedOnRelatedOrgs>20545</CompBasedOnRelatedOrgs>
        <BonusFilingOrg>0</BonusFilingOrg>
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        <OtherCompensationFilingOrg>0</OtherCompensationFilingOrg>
        <OtherCompensationRelatedOrgs>0</OtherCompensationRelatedOrgs>
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        <NontaxableBenefitsRelatedOrgs>3186</NontaxableBenefitsRelatedOrgs>
        <TotalCompensationFilingOrg>155247</TotalCompensationFilingOrg>
        <TotalCompensationRelatedOrgs>24376</TotalCompensationRelatedOrgs>
        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
      </Form990ScheduleJPartII>
      <Form990ScheduleJPartII>
        <NamePerson>ERIK KULLESEID</NamePerson>
        <BaseCompensationFilingOrg>158269</BaseCompensationFilingOrg>
        <CompBasedOnRelatedOrgs>1875</CompBasedOnRelatedOrgs>
        <BonusFilingOrg>0</BonusFilingOrg>
        <BonusRelatedOrgs>0</BonusRelatedOrgs>
        <OtherCompensationFilingOrg>0</OtherCompensationFilingOrg>
        <OtherCompensationRelatedOrgs>0</OtherCompensationRelatedOrgs>
        <DeferredCompFilingOrg>9488</DeferredCompFilingOrg>
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        <NontaxableBenefitsFilingOrg>23203</NontaxableBenefitsFilingOrg>
        <NontaxableBenefitsRelatedOrgs>275</NontaxableBenefitsRelatedOrgs>
        <TotalCompensationFilingOrg>190960</TotalCompensationFilingOrg>
        <TotalCompensationRelatedOrgs>2262</TotalCompensationRelatedOrgs>
        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
      </Form990ScheduleJPartII>
      <Form990ScheduleJPartII>
        <NamePerson>LESLIE KANE SZYNAL</NamePerson>
        <BaseCompensationFilingOrg>0</BaseCompensationFilingOrg>
        <CompBasedOnRelatedOrgs>163769</CompBasedOnRelatedOrgs>
        <BonusFilingOrg>0</BonusFilingOrg>
        <BonusRelatedOrgs>0</BonusRelatedOrgs>
        <OtherCompensationFilingOrg>0</OtherCompensationFilingOrg>
        <OtherCompensationRelatedOrgs>0</OtherCompensationRelatedOrgs>
        <DeferredCompFilingOrg>0</DeferredCompFilingOrg>
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        <NontaxableBenefitsRelatedOrgs>23687</NontaxableBenefitsRelatedOrgs>
        <TotalCompensationFilingOrg>0</TotalCompensationFilingOrg>
        <TotalCompensationRelatedOrgs>197356</TotalCompensationRelatedOrgs>
        <CompReportPrior990FilingOrg>0</CompReportPrior990FilingOrg>
        <CompReportPrior990RelatedOrgs>0</CompReportPrior990RelatedOrgs>
      </Form990ScheduleJPartII>
    </IRS990ScheduleJ>
    <IRS990ScheduleL documentId="RetDoc1042800001">
      <Form990ScheduleLPartIII>
        <NameOfInterestedPerson>JOHN ADAMS</NameOfInterestedPerson>
        <RelationshipWithOrganization>CHAIRMAN OF OSI/OSC</RelationshipWithOrganization>
        <AmountOfGrant>200000</AmountOfGrant>
        <TypeOfAssistance>PART V</TypeOfAssistance>
      </Form990ScheduleLPartIII>
      <Form990ScheduleLPartIII>
        <NameOfInterestedPerson>CAROLINE NIEMCZYK</NameOfInterestedPerson>
        <RelationshipWithOrganization>VICE CHAIR OF OSI/OSC</RelationshipWithOrganization>
        <AmountOfGrant>834000</AmountOfGrant>
        <TypeOfAssistance>PART V</TypeOfAssistance>
      </Form990ScheduleLPartIII>
      <Form990ScheduleLPartIII>
        <NameOfInterestedPerson>BARNABAS MCHENRY</NameOfInterestedPerson>
        <RelationshipWithOrganization>TRUSTEE OF OSI/OSC</RelationshipWithOrganization>
        <AmountOfGrant>5000</AmountOfGrant>
        <TypeOfAssistance>PART V</TypeOfAssistance>
      </Form990ScheduleLPartIII>
      <Form990ScheduleLPartV>
        <Identifier>SCHEDULE L, PART III:</Identifier>
        <ReturnReference>GRANTS OR ASSISTANCE BENEFITTING INTERESTED PERSONS:</ReturnReference>
        <Explanation>JOHN ADAMS, CHAIRMAN OF OSI/OSC, IS A PAID CONSULTANT OF THE NATURAL RESOURCES DEFENSE COUNCIL. IN 2011, OSC AWARDED A $200,000 GRANT TO THE NATURAL RESOURCES DEFENSE COUNCIL.CAROLINE NIEMCZYK, VICE CHAIR OF OSI/OSC, IS ALSO A VOLUNTEER BOARD MEMBER OF THE TRUST FOR PUBLIC LAND. IN 2011, OSC AWARDED GRANTS TOTALING $834,000 TO THE TRUST FOR PUBLIC LAND.BARNABAS MCHENRY, A TRUSTEE OF OSI/OSC, IS ALSO A VOLUNTEER BOARD MEMBER OF THE PALISADES PARK CONSERVANCY. IN 2011, OSC AWARDED $5,000 TO THE PALISADES PARK CONSERVANCY.</Explanation>
      </Form990ScheduleLPartV>
    </IRS990ScheduleL>
    <IRS990ScheduleM documentId="RetDoc1042900001">
      <QualifiedContribOther>
        <NonCashCheckbox>X</NonCashCheckbox>
        <NumberOfContributions>2</NumberOfContributions>
        <NoncashContribsRptdF990>500000</NoncashContribsRptdF990>
        <MethodOfDeterminingRevenues>APPRAISAL</MethodOfDeterminingRevenues>
      </QualifiedContribOther>
      <AnyPropertyThatMustBeHeld>0</AnyPropertyThatMustBeHeld>
      <ReviewProcessUnusualNCGifts>0</ReviewProcessUnusualNCGifts>
      <ThirdPartiesUsed>0</ThirdPartiesUsed>
    </IRS990ScheduleM>
    <IRS990ScheduleO documentId="RetDoc1044400001">
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION A, LINE 2</ReturnReference>
        <Explanation>JOHN ERNST, BOARD MEMBER, AND JOHN CAHILL, BOARD MEMBER, ARE VOLUNTEER TRUSTEES OF THE SAME 501(C)(3) ORGANIZATION, WHICH IS NOT A "RELATED ORGANIZATION." GILMAN S. BURKE, BOARD MEMBER, T. JEFFERSON CUNNINGHAM III, BOARD MEMBER, AND W. BARNABAS MCHENRY, BOARD MEMBER, ARE VOLUNTEER TRUSTEES OF THE SAME 501(C)(3) ORGANIZATION, WHICH IS NOT A "RELATED ORGANIZATION." EDWARD AMES, SECRETARY, AND GILMAN S. BURKE, BOARD MEMBER, ARE VOLUNTEER TRUSTEES OF THE SAME 501(C)(3) ORGANIZATION, WHICH IS NOT A "RELATED ORGANIZATION." JOHN ADAMS, CHAIRMAN, AND PATRICIA SULLIVAN, BOARD MEMBER, ARE BOTH PAID CONSULTANTS OF THE SAME 501(C)(4) ORGANIZATION, WHICH IS NOT A "RELATED ORGANIZATION." SUSAN BABCOCK, BOARD MEMBER, JOHN CAHILL, BOARD MEMBER, AND JOHN ERNST, BOARD MEMBER, ARE VOLUNTEER TRUSTEES OF THE SAME 501(C)(3) ORGANIZATION, WHICH IS NOT A "RELATED ORGANIZATION." PETER A. BIENSTOCK, VICE CHAIR, HUME R. STEYER, BOARD MEMBER, AND CHRISTOPHER ELLIMAN, PRESIDENT &amp; CEO, ARE VOLUNTEER TRUSTEES OF THE SAME 501(C)(3) ORGANIZATION, WHICH IS NOT A "RELATED ORGANIZATION." EDWARD AMES, SECRETARY, AND CHRISTOPHER ELLIMAN, PRESIDENT &amp; CEO, ARE VOLUNTEER TRUSTEES OF THE SAME 501(C)(3) ORGANIZATION, WHICH IS NOT A "RELATED ORGANIZATION." ROBERT ANDERBERG, GENERAL COUNSEL &amp; VP, AND JOSEPH MARTENS, PRESIDENT (UP TO 1/19/2011), WERE BOTH BOARD MEMBERS OF THE SAME 501(C)(3), ORGANIZATION WHICH IS NOT A "RELATED ORGANIZATION."</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION A, LINE 6</ReturnReference>
        <Explanation>THE SOLE MEMBER OF OPEN SPACE CONSERVANCY, INC. IS OPEN SPACE INSTITUTE, INC.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION A, LINE 7A</ReturnReference>
        <Explanation>THE TRUSTEES OF OPEN SPACE CONSERVANCY, INC. SHALL BE ELECTED AT THE ANNUAL MEETING OF THE BOARD OF TRUSTEES OF THE SOLE MEMBER (OPEN SPACE INSTITUTE, INC.) AND ANY TRUSTEE MAY BE REMOVED, WITH OR WITHOUT CAUSE, BY THE SOLE MEMBER.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 11</ReturnReference>
        <Explanation>OUR 990 IS PREPARED BY AN OUTSIDE INDEPENDENT ACCOUNTING FIRM. THE DRAFT FORM 990 IS REVIEWED BY THE CONTROLLER, CHIEF OPERATING OFFICER &amp; GENERAL COUNSEL. AFTER THE STAFF REVIEW THE RETURN, IT IS THEN REVIEWED BY THE AUDIT COMMITTEE. THE REVIEWED AND CORRECTED 990 FORM IS THEN SENT OUT TO ALL THE BOARD MEMBERS OF THE ORGANIZATION FOR THEIR REVIEW AND COMMENTS. THE RETURN IS FILED ONCE ALL PARTIES HAVE COMPLETED THEIR REVIEW AND REQUIRED EDITS HAVE BEEN MADE.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 12C</ReturnReference>
        <Explanation>OPEN SPACE CONSERVANCY, INC. HAS A CONFLICT OF INTEREST POLICY WHICH REQUIRES ALL INTERESTED PERSONS TO DISCLOSE CONFLICTS AND POTENTIAL CONFLICTS AS SOON AS THEY ARISE. ONCE A CONFLICT OR POTENTIAL CONFLICT HAS BEEN DISCLOSED, THE INTERESTED PERSON MAY NOT DISCUSS THE TRANSACTION THAT IS THE BASIS OF SUCH CONFLICT, AND MUST RECUSE HIMSELF OR HERSELF FROM ANY VOTE ON SUCH TRANSACTION. THE PRESIDENT EACH YEAR REPORTS TO THE BOARD OF TRUSTEES ALL CONFLICT TRANSACTIONS AND HOW THEY WERE HANDLED. THE BOARD OF OPEN SPACE CONSERVANCY, INC. HAS THE POWER TO TAKE REMEDIAL ACTION IF THE CONFLICT POLICY IS VIOLATED.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION B, LINE 15</ReturnReference>
        <Explanation>THE PROCESS OF DETERMINING COMPENSATION FOR TOP MANAGEMENT AND KEY EMPLOYEES INVOLVES OUR COMPENSATION COMMITTEE WORKING WITH AN INDEPENDENT COMPENSATION CONSULTANT. THE COMMITTEE PERFORMS AN ANNUAL ASSESSMENT OF THE RESPONSIBILITIES AND PERFORMANCE OF THE CEO/PRESIDENT (OTHER TOP MANAGEMENT AND KEY EMPLOYEES ARE REVIEWED AT LEAST ANNUALLY BY THE CEO/PRESIDENT). THE COMMITTEE ALSO UTILIZES COMPENSATION SURVEYS AND INFORMATION GLEANED FROM FORM 990S OF COMPARABLE ORGANIZATIONS TO DETERMINE APPLICABLE COMPENSATION RATES. ONCE REASONABLE AND COMPETITIVE COMPENSATION RATES ARE ESTABLISHED, THEY ARE APPROVED BY THE COMPENSATION COMMITTEE.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <ReturnReference>FORM 990, PART VI, SECTION C, LINE 19</ReturnReference>
        <Explanation>OPEN SPACE INSTITUTE, INC. MAKES ITS GOVERNING DOCUMENTS, CONFLICT OF INTEREST POLICY, WHISTLEBLOWER POLICY, DOCUMENT RETENTION AND DESTRUCTION POLICY AND FINANCIAL STATEMENTS AVAILABLE TO THE GENERAL PUBLIC. THESE DOCUMENTS ARE SENT TO ANYONE WHO CONTACTS OUR ORGANIZATION AND REQUESTS SUCH INFORMATION.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>ESTIMATED AVERAGE WEEKLY HOURS DEVOTED TO RELATED ORGANIZATIONS:</Identifier>
        <ReturnReference>PART VII, SECTION A, COLUMN B:</ReturnReference>
        <Explanation>THE ESTIMATED AVERAGE WEEKLY HOURS REPORTED FOR THE DIRECTORS, OFFICERS AND EMPLOYEES LISTED IN PART VII REPRESENTS THE AVERAGE HOURS PER WEEK DEVOTED TO THE ORGANIZATION DURING THE YEAR. THE ESTIMATED AVERAGE WEEKLY HOURS DEVOTED TO RELATED ORGANIZATIONS IS AS FOLLOWS: JOHN H. ADAMS - 3 HOURS PETER A. BIENSTOCK - 3 HOURS CAROLYN NIEMCZYK - 3 HOURS PAUL J. ELSTON - 3 HOURS EDWARD A. AMES - 3 HOURS SUSAN BABCOCK - 3 HOURS ELIZABETH BORDEN - 3 HOURS GILMAN S. BURKE - 3.5 HOURS JOHN CAHILL - 3 HOURS HOLLY HEGENER CUMMINGS - 3 HOURS T. JEFFERSON CUNNINGHAM III - 3.5 HOURS J. MATTHEW DAVIDSON - 3 HOURS JOHN ERNST - 3 HOURS SAMUEL G. HUBER - 3 HOURS FELIX KAUFMAN - 3 HOURS SAMUEL W. LAMBERT - 3 HOURS YUKI MOORE LAURENTI - 3 HOURS W. BARNABAS MCHENRY - 3 HOURS KATHERINE O. ROBERTS - 3.5 HOURS HUME R. STEYER - 3 HOURS PATRICIA F. SULLIVAN - 3 HOURS CHRISTOPHER ELLIMAN - 2.5 HOURS PETER HOWELL - 9.5 HOURS ROBERT K. ANDERBERG - 2.8 HOURS ANTONIA BOWRING - 9.7 HOURS JOSEPH G. HOLLAND - 5.2 HOURS SAMAYLA DEUTCH - 1.7 HOURS TALLY BLUMBERG - 4.7 HOURS ERIK KULLESEID - 0.4 HOURS</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>CHANGES IN NET ASSETS OR FUND BALANCES:</Identifier>
        <ReturnReference>FORM 990, PART XI, LINE 5:</ReturnReference>
        <Explanation>NET UNREALIZED LOSSES ON INVESTMENTS: -880,890. LOSS ON IMPAIRMENT OF REAL ESTATE -6,052,924. IN-KIND INTEREST INCOME 31,967. IN-KIND INTEREST EXPENSE -52,321. TOTAL TO FORM 990, PART XI, LINE 5: -6,954,168.</Explanation>
      </GeneralExplanation>
      <GeneralExplanation>
        <Identifier>DESCRIPTION OF THE ORGANIZATION'S AUDIT COMMITTEE:</Identifier>
        <ReturnReference>PART XII, LINE 2C:</ReturnReference>
        <Explanation>THE AUDIT COMMITTEE OF THE OPEN SPACE INSTITUTE, INC., A SUPPORTED ORGANIZATION OF THE OPEN SPACE CONSERVANCY, INC., FUNCTIONS AS THE AUDIT COMMITTEE OF OPEN SPACE CONSERVANCY, INC. AND IS RESPONSIBLE FOR THE OVERSIGHT OF OUR FINANCIAL STATEMENTS AND SELECTION OF OUR INDEPENDENT ACCOUNTANT. THE COMMITTEE MEETS QUARTERLY TO REVIEW COMPLEX TRANSACTIONS AND INTERIM FINANCIAL STATEMENTS TO OBTAIN A BETTER UNDERSTANDING OF THE CURRENT FINANCIAL CONDITION OF THE ORGANIZATION. ON AN ANNUAL BASIS, OUR AUDIT COMMITTEE REVIEWS THE REPORT TO THE AUDIT COMMITTEE PREPARED BY OUR OUTSIDE AUDITORS AND THE CONSOLIDATED FINANCIAL STATEMENTS OF OUR ORGANIZATION. THE AUDIT COMMITTEE PERIODICALLY REVIEWS THE NEED TO REPLACE OUR INDEPENDENT ACCOUNTANT BASED ON CERTAIN CRITERIA. THE CRITERIA CONSIDERED INCLUDE DETERMINING IF THE INDEPENDENT ACCOUNTANT POSSESSES A HIGH LEVEL OF KNOWLEDGE OF ACCOUNTING STANDARDS AND PRINCIPLES, GENERALLY, AND NOT FOR PROFIT ACCOUNTING KNOWLEDGE, SPECIFICALLY, AND IF THEY CAN COMPLETE THE REQUIRED WORK IN A TIMELY MANNER AT A COMPETITIVE PRICE.</Explanation>
      </GeneralExplanation>
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      <Explanation>PURSUANT TO REGULATIONS SECTION 56.4911-8(B) AND IRC SECTION 4911(F), AN AFFILIATED GROUP OF ORGANIZATIONS IS TREATED AS A SINGLE ORGANIZATION FOR THE PURPOSES OF THE TAX IMPOSED BY IRC SECTION 4911(A). THEREFORE, SINCE THE AFFILIATED GROUP DID NOT HAVE ANY EXCESS LOBBYING EXPENDITURES OR EXCESS GRASSROOTS LOBBYING EXPENDITURES, THE FILING ORGANIZATION IS DEEMED TO NOT HAVE EXCESS LOBBYING EXPENDITURES OR EXCESS GRASSROOTS LOBBYING EXPENDITURES FOR THE PURPOSES OF THE DISCLOSURE ON PART II-A, LINE 1(H) AND 1(I), COLUMN A.AFFILIATED GROUP MEMBER:OPEN SPACE INSTITUTE, INC. (EIN 52-1053406)1350 BROADWAY, SUITE 201NEW YORK, NY 10018</Explanation>
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