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:2002207204;:2002208223:(CX10G2E01201201)(01022):(1965),,,2000,,/,30,1:100724619(2003)0420316205ENSO,(,100101):19821993ENSOEROSAVHRR8kmNDVI,,19821993(59)NDVIENSO,NDVI,7,7ENSO(SOI),,ENSO:;ENSO;;;:F301.24X87:A1[1][2],,,,NOAA/AVHRR,(NDVI),(NIR)(R),NDVI=(NIR-R)/(NIR+R)[3],[4],,NDVI[57][8][911],,,,ENSOENSO,ENSO,ENSO[12]ENSO,,Kogan[13]AVHRRElNino74Vol.7,No.420037JOURNALOFREMOTESENSINGJuly,2003©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.ENSO,8kmNOAA/AVHRRNDVI,ENSO2ENSOENSOElNino,,,(SOI),(Tahiti)(Darwin)2060,ElNino,2060,,,,,ElNino,,ElNino/SouthernOscillation,ENSO,,ElNino:,,ENSOElNinoENSOENSOENSO,,,(Nino3NinoCSST),Nino314SST,ENSOENSO,(1997)ENSOENSO,1951119958(Nino3)SSTENSO,198219931119821994ENSOTable1ENSOeventsduring19821993SSTASSTA1ENSO1982209198320812118(8312)91983Nino41986210198820116114(87110)61987Nino41991206199220916113(9111112)61991Nino4199320419932129110(9315)11993Nino4(19911995ELNINO,)ENSOENOENSOENSO,ENSO[14],4(Nino3SSTNinoCSSTSOI),ENSO18671998ENSO219821993ENSO,ENSO,ENSO,208090ENSO,ENSO:1982,1986,1991,1993ENSO:1983,1987,19924:ENSO317©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.219821993ENSOTable2ENSOeventsduring198219931982219832511986319874611991119922621993119933323ENSO311EROSAVHRR,8km,10d,NOAA/AVHRR1245NDVI,GOODESinterruptedHomolo2sineProjection,8mm,2516E14317E,415S79N,1981719948,19821993,1982199359NDVI59NDVI:59;59NDVI,,3121,ENSO,GISENSOENSO,ENSO,GIS,[7]ENSO,ENSO313ENSO,8kmNDVIENSO592,(),NDVI180,NDVI190,NDVI200;()ENSO(1982,1983,1987,1991,1992,1993)1986ENSO,1986ENSO9,[7]592ENSOENSO,ENSO59:(1)ENSO(),()(),(2)ENSO,,ENSO(3)ENSO,ENSO(1983,1987,1992)ENSO(1982,1991,1993),ENSO(1982,1991,1993),,ENSO(1983,1987,1992)4ENSOAnyambaEastman[15],,NDVI,24,5,6NOAA,71982199359NDVI,733(ENSO),19821993593187©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.(ENSO)3,:,,,ENSO?,719821993ENSO(SOI,3)(4)4,19821991ENSO,198319871992ENSO,34EN2SOENSO,ENSO,,31982199359(SOI)Table3SouthernOscillationindexof529monthdring198219935SOI6SOI7SOI8SOI9SOISOI1982-0.69-2.44-1.95-2.69-2.18-1.9919830.82-0.35-0.70-0.250.880.081984-0.03-1.180.060.100.17-0.181985-0.21-1.50-0.240.700.01-0.251986-0.600.820.15-0.81-0.54-0.201987-2.04-2.82-1.77-1.71-1.17-1.9019881.080.081.141.311.921.1119891.410.970.84-0.840.850.6519901.38-0.080.51-0.74-0.820.051991-1.67-0.69-0.12-1.05-1.67-1.0419920.07-1.99-0.59-0.030.08-0.491993-0.53-1.98-1.17-1.80-0.83-1.264NDVI7SOIFig14AtimeseriesplotofNDVIsComponent7eigenvectorsandSOI58kmNDVI,ENSO59,,7ENSO(SOI),,ENSOENSOENSOENSO,,,,,ENSO,,4:ENSO319©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,(References)[1]Buheaosier,LiuJiyuan,etal.StudyonLandCoverChangeinChinaBasedontheSeasonalandLongitudinalCharacteristicsUsingRemotelySensedData.Asahikaw:IGULUCCPress,1997.[2]ChenSP,TongQXGuoHD.ResearchonMechanismofRemoteSens2ingInformation[M],Beijing:SciencePress,1998.[,.[M].:,1998.][3]LiuJY,ZhuangDF,LingYR.VegetationIntegratedClassificationandMappingUsingRemoteSensingandGISTechniquesinNortheastChina[J].JournalofRemoteSensing,1998,2(4):285291.[,,.GIS[J].,1998,2(4):285291][4]JusticeCO.AnalysisofthePhenologyofGlobalVegetationUsingMe2teorologicalSatelliteData.IntJRemoteSensing[J].1985,6.[5]TuckerCJ,TownshendJRG,GoffTE.AfricanLand2coverClassifica2tionUsingSatelliteData[J].Science.1985,227(4685):369375[6]EricFLambin,DanieleEhrlich.Land2coverChangesinSub2saharanAfrica(198221991):ApplicationofaChangeIndexBasedonRemotelySensedSurfaceTemperatureandVegetationIndicesataContinentalScale[J].RemoteSensingoftheEnvironment1997,61(2):181200.[7]GongP,ShiPJ,PuRL,etal.EarthObservationTechnologyandEarthSystemScience[M].Beijing:SciencePress,1996.[,,,.[M].:,1996.][8]LiXB.AreviewoftheInternationalResearchesonLandUse/LandCoverChange[J].ActaGeographicaSinica,1996,51(6):553558.[./[J].,1996,51(6):553558.][9]LiKR.ResearchProgressofGlobalClimateChangeanditsImpactandFutureProspect[J].ACTAGeographicaSinica,1996,51(Supple2ment):114.[.[J].,199651():114.][10]ChenYF,LiKR.GIS2BasedResearchonPossibleImpactsofGlob2alClimateChangeonChinasVegetation[J].ACTAGeographicaSini2ca,1996,51(Supplement):2639.[,.[J].,1996,51():2639.][11]WuFZ,DengHP.ResponsesofBroad2leavedPinuskoraiensisForeststoGlobalClimateChange[J],ACTAGeographicaSinica,1996,51(Sup2plement):8191.[,.[J].,1996,51():8191.][12]GongDY,WangSW.ENSOEventsInfluenceonPrecipitationoverGlobalLandandChinaduringthePastCentury[J],ChineseScience,1999,3:315320.[,.ENSO[J].,1999,3:315320.][13]KoganFN.ATypicalPatternofVegetationConditionsinSouthernAfricaduringElNinoYearsDetectedfromAVHRRDataUsingThree2channelNumericalIndex[J].InternationalJournalofRemoteSensing,1998,19(18):36883694.[14]WangSW,GongDY.ENSOEventsandTheirIntensityduringthePastCentury[J].MeteorologicalMonthly,1999,25(1):913.[,.ENSO[J].,1999,25(1):913.][15]AnyambaA,EastmanJR.InterannualVariabilityofNDVIoverAfricaanditsRelationtoELNino/SouthernOscillation[J]Interna2tionalJournalofRemoteSensing,1996,17(13):25332548.CharacteristicofEastAsianLandCoversResponsetoENSOEventsXIANGBao,LIUJi2yuan(InstituteofGeographicSciencesandNatu