THE IMPACTS OF ORBITAL PARAMETERS ON SUMMER PRECIPITATION OVER CHINA IN THE HOLOCENE

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摘要 TheimpactoforbitalparametersontheclimateofChinaintheHoloceneissimulatedfrom11kaBPto0kaBPwithanintervalof1kausingNationalCenterforAtmosphericResearch(NCAR)CommunityAtmosphereModelversion2(CAM2).Thegeographicdistributionsofsummerprecipitationaroundboth9kaBPand4kaBPwererealisticallycapturedbyCAM2,comparedtotheproxydatacollectedfrom80stations.Amongallorbitalparameters,theprecessionplaysamajorroleincomputingsolarradiation,whichdominatesthevariationsofsummerprecipitationoverChinaduringtheHolocene.Thesummersaround9kaBPwerethewettestinChina.Lateron,theprecipitationgraduallyreducedtotheminimumaround0kaBPbyabout10%.ThistremendouschangeoccurredfromtheNortheastChinaandtheeasternInnerMongoliaextendingsouthwestwardstotheQinghai-TibetPlateau,especiallyovertheQinghai-TibetPlateau.
机构地区 不详
出版日期 2011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)
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