Long-term change in low-cloud cover in Southeast China during cold seasons

查看全文 作　　者：Zhe [1]Chen;Minghuai [1]Wang;Haipeng [2]Zhang;Shuheng [3,4]Lin;Zhun [5]Guo;Yiquan [1]Jiang;Chen [1]Zhou

机构地区：[1]Institute for Climate and Global Change Research,School of Atmospheric Sciences,Nanjing University,Nanjing,China;[2]Department of Atmospheric and Oceanic Science&Earth System Science Interdisciplinary Center,University of Maryland,College Park,MD,USA;[3]School of Atmospheric Sciences,Sun Yat-sen University,Zhuhai,China;[4]Southern Marine Science and Engineering Guangdong Laboratory(Zhuhai),Zhuhai,China;[5]State Key Laboratory of Numerical Modeling for Atmospheric Sciences and Geophysical Fluid Dynamics,Institute of Atmospheric Physics,Chinese Academy of Sciences,Beijing,China

出　　处：《Atmospheric and Oceanic Science Letters》索引2022年第15卷第6期,共6页

基　　金：This work was supported by the Ministry of Science and Technology of China[grant number 2017YFA0604002];the National Natural Science Foundation of China[grant numbers 41925023,41575073,41621005,and 91744208];the Collaborative Innovation Center of Climate Change,Jiangsu Province. 摘　　要：中国东南地区在冬春冷季节盛行低云,对局地能量平衡和水文循环有重要的作用.本研究使用多套数据和数值模拟结果,分析这一地区冷季节内低云云量在1980年至2017年的长期变化.结果表明,低云云量经历了先下降后上升的趋势变化,转折点出现在2008年左右.局地水汽通量输送在影响低云云量的变化中起着至关重要的作用,其在冬季和春季分别受到哈德莱环流和沃克环流的影响.CMIP6中的气候模式对水汽通量输送的模拟能力欠佳,影响了对低云云量的模拟结果. 关键词：低云云量大尺度环流场哈德莱环流沃克环流

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Long-term change in low-cloud cover in Southeast China during cold seasons

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