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Page 1: PPPPPPP66OPP5P6P - eoscience.esa.inteoscience.esa.int/landtraining2017/files/posters/JOHNSON.pdf · •vppppppp pp?ppp 5p6ppppppppppp ppj •vppp =ppp pppp1pp ppppppppp ppppppj •ppp?

•VnvestigatePthePlandPcoverPandPlandPusePchangePinPsemi?aridPareasPofP5astP6fricaPandPthePimpactPthatPthisPchangePisPhavingPonPbiodiversityPandPecosystemPservicesJ•VnvestigatePinnovativePmethodologicalPapproaches=PassessPthePpotentialPofPcombiningPbioacousticPmonitoring1soundscapePecologyPtechniquesPwithPremotePsensingPtoPcarryPoutPbiodiversityPassessmentsPrapidlyPoverPargerPspatialPandPtemporalPscalesJ•ProvidePinformationPtoPdecision?makersPonPthePimpactPandPsustainabilityPofPparticularPlandPusePstrategiesPinPthesePregionsJsdasd

ThePfirstPNcurrentHPresearchPquestionPofPthePproject=PWhatParePthePtrajectoriesPofPlandPcoverPchangeBP#PPPandPG6#PP

PinPtheP6S6OsPofPUaringo2

TrajectoriesPofPlandPusePchangePinPtheP6S6OsPofP5astP6fricaPSarah Louise Johnson

SarahPOouisePFohnsonPNRstPyearPPh4PstudentHOondonP#5R9P4TP~P'ingsP9ollegePOondonPWPZoologicalPSocietyPofPOondonBP96UV

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Kenya

Ethiopia

Tanzania

Somalia

Sudan

Eritrea

6ridPandPSemi?6ridPOandsPN6S6OsH

PronePtoPextremePdroughtPeventsPandPfoodPinsecurityJ

RapidBPmulti?dimensionalPPland?usePchangePandPlandPdegradationJ

UiologicalPWPculturalPdiversityJ

+ainPeconomicPproductionPsystemsP0PpastoralismBPagro?pastoralismBPirrigatedPagricultureJ

~PxDjPofPlandPmassP5astP6fricaJ

References

#extPstepsPandPfuturePWorkP

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•PGaberlBPGJPetPalJBPCDD@JPHuman-Appropriation-of-Net-Primary-ProductionJPVnternetP5ncyclopaediaPofP5cologicalP5conomicsJ•P+JPWegmannBPUJPetPalJPNCDRZHBPRemote-Sensing-and-GIS-for-Ecologists:-Using-Open-Source-SoftwareBPPelagicPPublishingBP5xeterBPU'J•P'iageBPOJ+JPetPalJBPCDD@JPRecent-landxcover.use-change-associated-with-land-degradation-in-the-Lake-Baringo-catchmentb-Kenyab-East-Africa:-evidence-from-Landsat-TM-and-ETM-+JPVnternationalPFournalPofPRemotePSensingBPCxNRMHBPppJKCx&–K;DM•P3oogleP5arthP5ngine=Phttps=11earthengineJgoogleJcom1P

•P4VVP0P4ifferencePVegetationP?PonePofPthePveryPfirstPVVs•P#4VVP0P#ormalisedP4ifferenceP?PoftenPusedBPvaluesPdeviatePwhenPvegetationPisPveryPscarce1denseJ•PS6VVP0PSoil?6djustedPVVPP?P6llowsPadjustmentPforPeffectPofPsoilPbackgroundJ•P+S6VVCP0P+odifiedPS6VVCPP?PcanPprovidePbetterPresultsPinPsparselyPorPveryPdenselyPvegetatedPareasJ

–igPxJPVegetationPindicesPN#4VVBPS6VVBP+S6VVCBWP4VVHPcalculatedPandPcomparedPforPthePstudyParea

StandardPdeviationPNsJdHPcalculatedPacrossPtheP#4VVBP4VVBPS6VVPandP+S6VVCPpixelsJPGigherPdiscrepanciesPNhigherPsJdPvaluesHParePobservedPforP,greener,PareasPsouthPofPthePlakeJ

–igPMJPSpatialPcorrelationPofP#4VVsPNRRxRRpxBPSpearman,sPcorrelationPcoefficientH

–igPRDJP+apPofPsJdPacrossPthePKPindicesBPshowingPwherePthesePindicesPdifferJ

StudyParea=PUaringoPcountyBP'enyaP

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ThePtypicalPspectrumPofPhealthyPvegetationP0PveryPlowPreflectancePinPthePredPregionPandPveryPhighPreflectancePinPtheP#VRPregionJhfghfgh

ThePredPandP#VRPpartPofPthePspectrumParePimportantPforPmappingPvegetationBPandPvegetationPsignaturesParePoftenPusedPasPproxyPforPphotosyntheticPhealthPandPvegetationPactivityPNWegmannPetPalJCDRZHJghghP

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+ethodP?PObjectivePRP1PStepPRPVnvestigatingPvegetationPindexPmappingPasPaPproxyP

forP#PPBPusingP3oogleP5arthP5nginePandPRJ

#PPPWPG6#PPP?PlandPusePintensityP•P#etPPrimaryPProductionPN#PPHP0PaPmeasurePofPplantPproductivityBPPPandPrepresentsP(RPfoodPenergyPsourcePforPecosystemsPinP5J6frica

P•PGumanPappropriationPofP#PPPNG6#PPHP0PthePaggregatePPPimpactPofPlandPusePonP#PPP1PbiomassPavailablePeachPyearPinPPPecosystemsJ•PThePdefinitionPofPG6#PPPusedPforPthisPresearchP0PPPPPPG6#PPP0P#PPDP?PPP#PPtP

PPPPPPG6#PP=P• 9hangesPthePamountPofP#PPBPtrophicPenergyBPremainingPinPthePPPecosystemPforPotherPspeciesBPcanPalterPlevelsPofPbiodiversityPPPandPenergyPflowsPwithinPfoodPwebsPandPprovisionPofPPecosystemPPPPservicesPNNVmhoffBPUounouaRBPetPalJPCDDKHJ•P6PmeasurePofPthePimpactPofPhumanPactivitiesPonPproductivityPofPPPnaturalPecosystemsPandPofPthePhumanPcontributionPtoPPPdegradationJ•PUnderstandingPthePspatialPpatternsPofPG6#PPPcanPbePextremelyPPPusefulPforPmonitoringPareasPexperiencingPecosystemPimpactsJP

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