Institutional Repository of Key Laboratory of Ocean Circulation and Wave Studies, Institute of Oceanology, Chinese Academy of Sciences
Modelling the effect of soil moisture variability on summer precipitation variability over East Asia | |
Li, Zhongxian1,2; Zhou, Tianjun3; Chen, Haishan1,2; Ni, Donghong1,2; Zhang, Rong-Hua4 | |
2015-05-01 | |
发表期刊 | INTERNATIONAL JOURNAL OF CLIMATOLOGY |
卷号 | 35期号:6页码:879-887 |
文章类型 | Article |
摘要 | The potential role of surface soil moisture (SSM) in improving the simulation of interannual East Asian summer precipitation is investigated using a coupled land-atmosphere climate model, the Community Atmosphere Model version 3 (CAM3). Forced by specified observational sea surface temperature (SST), two ensemble simulations for 22 boreal-summer seasons (1979-2000) are conducted, one with interannually varying SSM (SSMinter) forcing and another with climatological SSM (SSMclim) forcing. Results show that, relative to the SSMclim run, interannual variability of East Asian summer precipitation is better simulated in the SSMinter run over the mid- and high-latitudes of East Asia, especially in northwest China, where the correlation coefficient between precipitation simulated and observed from the Climate Prediction Center Merged Analysis of Precipitation (CMAP) is increased from 0.12 to 0.56 during 1979-2000. Meanwhile, positive relationships between anomalies of local soil evaporation and summer precipitation in northwest China can be better reproduced in the SSMinter run than in the SSMclim run. Possible mechanisms for the improved simulations of the interannual summer precipitation variability in northwest China are analysed; the improvement is resulted from the reasonable reproduction of anomalous atmospheric circulation in Siberia and Iranian plateau. |
关键词 | Soil Moisture Summer Precipitation Interannual Variability Numerical Simulation |
DOI | 10.1002/joc.4023 |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000353987800006 |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://ir.qdio.ac.cn/handle/337002/26956 |
专题 | 海洋环流与波动重点实验室 |
作者单位 | 1.Nanjing Univ Informat Sci & Technol, Collaborat Innovat Ctr Forecast & Evaluat Meteoro, Nanjing 210044, Jiangsu, Peoples R China 2.Nanjing Univ Informat Sci & Technol, Minist Educ KLME, Key Lab Meteorol Disaster, Nanjing 210044, Jiangsu, Peoples R China 3.Chinese Acad Sci, Inst Atmospher Phys, State Lab Numer Modeling Atmospher Sci & Geophys, Beijing, Peoples R China 4.Chinese Acad Sci, Inst Oceanol, Key Lab Ocean Circulat & Waves, Qingdao, Peoples R China |
推荐引用方式 GB/T 7714 | Li, Zhongxian,Zhou, Tianjun,Chen, Haishan,et al. Modelling the effect of soil moisture variability on summer precipitation variability over East Asia[J]. INTERNATIONAL JOURNAL OF CLIMATOLOGY,2015,35(6):879-887. |
APA | Li, Zhongxian,Zhou, Tianjun,Chen, Haishan,Ni, Donghong,&Zhang, Rong-Hua.(2015).Modelling the effect of soil moisture variability on summer precipitation variability over East Asia.INTERNATIONAL JOURNAL OF CLIMATOLOGY,35(6),879-887. |
MLA | Li, Zhongxian,et al."Modelling the effect of soil moisture variability on summer precipitation variability over East Asia".INTERNATIONAL JOURNAL OF CLIMATOLOGY 35.6(2015):879-887. |
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