Response of Asian summer monsoon to CO2 doubling
Response of Asian summer monsoon to CO2 doubling
复制标题
亚洲夏季风对二氧化碳加倍的响应
DOI:
10.1007/s11802-011-1812-7
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发表时间:
2011-07
期刊:
影响因子:
--
通讯作者:
Huang Fei
中科院分区:
文献类型:
--
作者:
Zheng Jian;Liu Qin-yu;Huang Fei
Based on simulations of the IPCC 20C3M and SRES A1B experiments in ten coupled models, the Asian summer monsoon (ASM) response to CO2 doubling and the different responses among models are examined. Nine models show the similar results that the weakening of land-ocean thermal contrast caused by the CO2 doubling contributes to a weaker large-scale ASM circulation. Further analysis in this study also shows that the major ASM components, such as the Somali cross-equatorial flow, the low level India-South China Sea monsoon trough, and the upper level tropical easterly jet stream, weaken as CO2 doubles. However, the ASM rainfall increases as a result of the increased moisture from the warmer Indian Ocean and the South China Sea, and the enhanced northward moisture transport over the ASM region. For the response of enhanced northward moisture transport over South Asia, the positive contribution of moisture content increase in the Indian Ocean is dominant and the negative contribution of the weaker monsoon circulation is secondary at 850 hPa, but both have positive contribution to the total moisture transport along the East China coast. The paradox of the weaker ASM circulation and the increasing precipitation in CO2 doubling is confirmed. It is found that strengthening of northward moisture transport could intensify the precipitation and atmospheric heat source over the north Arabian Sea and East China, and result in enhanced southwesterly at 850 hPa as global warming occurs. All ten models show significant enhanced southwesterly response over the north Arabian Sea, and six of them show enhanced southwesterly response along the East China coast.
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DOI:
--
发表时间:
2001
期刊:
--
影响因子:
--
作者:
S. Yukimoto;A. Noda
通讯作者:
S. Yukimoto;A. Noda
影响因子:
4.6
作者:
W. Washington;J. Weatherly;G. Meehl;A. Semtner;T. Bettge;A. Craig;W. G. Strand;J. Arblaster;V. Wayland;R. James;Y. Zhang
通讯作者:
W. Washington;J. Weatherly;G. Meehl;A. Semtner;T. Bettge;A. Craig;W. G. Strand;J. Arblaster;V. Wayland;R. James;Y. Zhang
影响因子:
5.2
作者:
Luo, Yiyong;Rothstein, Lewis M.;Zhang, Rong-Hua
通讯作者:
Zhang, Rong-Hua
DOI:
10.1002/qj.49711850705
发表时间:
1992-07-01
影响因子:
8.9
作者:
WEBSTER, PJ;YANG, S
通讯作者:
YANG, S
影响因子:
5.2
作者:
Jianling Yang;Qinyu Liu;S. Xie;Zhengyu Liu;Lixin Wu
通讯作者:
Jianling Yang;Qinyu Liu;S. Xie;Zhengyu Liu;Lixin Wu