首页|The Change of North China Climate in Transient Simulations Using the IPCC SRES A2 and B2 Scenarios with a Coupled Atmosphere-Ocean General Circulation Model

The Change of North China Climate in Transient Simulations Using the IPCC SRES A2 and B2 Scenarios with a Coupled Atmosphere-Ocean General Circulation Model

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This paper applies the newest emission scenarios of the sulfur and greenhouse gases, namely IPCCSRES A2 and B2 scenarios, to investigate the change of the North China climate with an atmosphere-oceancoupled general circulation nodel. In the last three decades of the 21st century, the global warming enlargesthe land-sea thermal contrast, and hence, causes the East Asian summer (winter) monsoon circulation tobe strengthened (weakened). The rainfall seasonality strengthens and the summer precipitation increasessignificantly in North China. It is suggested that the East Asian rainy area would expand northward toNorth China in the last three decades of the 21st century. In addition, the North China precipitationwould increase significantly in September. In July, August, and September, the interannual variability ofthe precipitation enlarges evidently over North China, implying a risk of flooding in the future.

North China, Climate change, Seasonality, IPCC SRES A2 and B2 scenarios

布和朝鲁、Ulrich CUBASCH、林永辉、纪立人

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LASG, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing 100029

Meteorologisches Institut der Freien Universitaet Berlin, Care-Heinrich-Becker Weg 6-10, 12165

Institute of Severe Weather, Chinese Academy of Meteorological Sciences, Beijing 100081

This work was jointly sup- ported by the Key Project of the Chinese Academy of Sci- ences中国科学院资助项目国家重点基础研究发展计划(973计划)first author is grateful to Profs. Wu Guoxiong and Huang Ronghui for their encouragement

KZCX2-SW-210KZCX2-203G1998040904

2003

大气科学进展(英文版)
中国科学院大气物理研究所

大气科学进展(英文版)

CSCDSCI
影响因子:0.741
ISSN:0256-1530
年,卷(期):2003.20(5)
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