The influence of moderate enso on summer rainfall in eastern china and its comparison with strong enso
文献类型:期刊论文
作者 | Xue Feng1; Liu ChangZheng1,2 |
刊名 | Chinese science bulletin
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出版日期 | 2008-03-01 |
卷号 | 53期号:5页码:791-800 |
关键词 | Moderate enso Strong enso East asian summer monsoon Subtropical high Summer rainfall |
ISSN号 | 1001-6538 |
DOI | 10.1007/s11434-008-0002-5 |
通讯作者 | Xue feng(fxue@lasg.iap.ac.cn) |
英文摘要 | The 6 major enso events since 1979 are classified into the strong and moderate enso based on intensity. the composite analysis is performed to reveal the influence of enso on east asian summer monsoon (easm) and summer rainfall in eastern china. it is shown that the influence is changed with the seasonal cycle in summer, with a weaker influence in june and a stronger influence in august, indicating a long lagged effect of enso on easm. besides, the circulation and rainfall anomalies caused by the strong enso are also stronger with an earlier starting time, while the influence of the moderate enso is evident in august. the composite summer rainfall in eastern china for the moderate enso exhibits a northern rainfall pattern, which is totally different from the classical enso-type rainfall pattern. based on the composite analysis, two moderate enso years with a similar intensity (i.e., 1995 and 2003) are compared. the result shows that, the response of easm to the moderate enso during june and july is, to a certain degree, modulated by the circulation systems in mid-high latitudes of eurasia and in the southern hemisphere, thereby inducing a different rainfall distribution in eastern china. in comparison with the strong enso in 1983, it is further revealed that, the strong enso plays a dominant role in summer rainfall anomalies in eastern china as well as in controlling the influence of the other factors on easm. the strong enso is therefore different with the moderate enso. |
WOS关键词 | INTERANNUAL VARIABILITY ; EL-NINO ; RIVER VALLEY ; PACIFIC ; CIRCULATION ; OSCILLATION ; MONSOON ; YANGTZE ; IMPACT ; ASIA |
WOS研究方向 | Science & Technology - Other Topics |
WOS类目 | Multidisciplinary Sciences |
语种 | 英语 |
WOS记录号 | WOS:000254402000024 |
出版者 | SCIENCE CHINA PRESS |
URI标识 | http://www.irgrid.ac.cn/handle/1471x/2385239 |
专题 | 中国科学院大学 |
通讯作者 | Xue Feng |
作者单位 | 1.Chinese Acad Sci, Inst Atmospher Phys, Beijing 100029, Peoples R China 2.Grad Univ Chinese Acad Sci, Beijing 100049, Peoples R China |
推荐引用方式 GB/T 7714 | Xue Feng,Liu ChangZheng. The influence of moderate enso on summer rainfall in eastern china and its comparison with strong enso[J]. Chinese science bulletin,2008,53(5):791-800. |
APA | Xue Feng,&Liu ChangZheng.(2008).The influence of moderate enso on summer rainfall in eastern china and its comparison with strong enso.Chinese science bulletin,53(5),791-800. |
MLA | Xue Feng,et al."The influence of moderate enso on summer rainfall in eastern china and its comparison with strong enso".Chinese science bulletin 53.5(2008):791-800. |
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来源:中国科学院大学
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