摘要
InterannualvariationsinthesurfaceandsubsurfacetropicalIndianOceanwerestudiedusingHadISSTandSODAdata-sets.Windandheatfluxdatasetswereusedtodiscussthemechanismsforthesevariations.OurresultsindicatethatthesurfaceandsubsurfacevariationsofthetropicalIndianOceanduringIndianOceanDipole(IOD)eventsaresignificantlydifferent.AprominentcharacteristicoftheeasternpoleistheSSTAreboundafteracoolingprocess,whichdoesnottakeplaceatthesubsurfacelayer.Inthewesternpole,thesurfaceanomalieslastlongerthanthesubsurfaceanomalies.ThesubsurfaceanomaliesarestronglycorrelatedwithENSO,whiletherelationshipbetweenthesurfaceanomaliesandENSOismuchweaker.Andthesubsurfaceanomaliesofthetwopolesarenegativelycorrelatedwhiletheyarepositivelycorrelatedatthesurfacelayer.Thewindandsurfaceheatfluxanalysissuggeststhatthethermoclinedepthvariationsaremainlydeterminedbywindstressfields,whiletheheatfluxeffectisimportantonSST.
出版日期
2010年02月12日(中国期刊网平台首次上网日期,不代表论文的发表时间)