Relationship between east asian monsoon and dust weather frequency over beijing
文献类型:期刊论文
作者 | Wu Yunfei1,2; Zhang Renjian1; Han Zhiwei1; Zeng Zhaomei1 |
刊名 | Advances in atmospheric sciences
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出版日期 | 2010-11-01 |
卷号 | 27期号:6页码:1389-1398 |
关键词 | Dust weather frequency East asian monsoon Correlation |
ISSN号 | 0256-1530 |
DOI | 10.1007/s00376-010-9181-5 |
通讯作者 | Zhang renjian(zrj@mail.iap.ac.cn) |
英文摘要 | The relationship between dust weather frequency (dwf), which denotes the number of days of dust weather events, over beijing and the east asian monsoon (eam) was studied using dwf data for beijing during the period 1951-2006. results show that, during this period, the blowing-dust weather frequency (bdwf), as well as the indices of east asian winter monsoon (eawm) and east asian summer monsoon (easm), all decreased considerably, with a t-test confidence level of 99%. the correlation coefficients between the chosen eawm index and bdwf over beijing in winter and the following spring were 0.34 and 0.33, respectively, with significance levels of 0.01 and 0.02, respectively. for the chosen easm index and bdwf, these correlation coefficients were 0.51 and 0.45, respectively, with both at a confidence level exceeding 99.9%. with the linear trends removed, the values (in the same order as above) were 0.14, 0.14, -0.12, and -0.09, all not significant at the 95% confidence level. clearly, the eam relates mainly to dwf over long timescales. to a certain extent, the eam might have some impact on dwf by affecting the associated surface air temperature and precipitation during the corresponding time period in sand-dust source regions at the interannual scale. a stronger (weaker) eawm might advance (suppress) the occurrence of dwf, and the opposite for the easm. |
WOS关键词 | ARCTIC OSCILLATION ; SUMMER MONSOON ; APRIL 1998 ; TEMPORAL VARIABILITY ; NORTHERN CHINA ; WINTER MONSOON ; STORM EVENT ; TRANSPORT ; PACIFIC ; ENSO |
WOS研究方向 | Meteorology & Atmospheric Sciences |
WOS类目 | Meteorology & Atmospheric Sciences |
语种 | 英语 |
WOS记录号 | WOS:000283136900015 |
出版者 | SCIENCE PRESS |
URI标识 | http://www.irgrid.ac.cn/handle/1471x/2405662 |
专题 | 中国科学院大学 |
通讯作者 | Zhang Renjian |
作者单位 | 1.Chinese Acad Sci, Key Lab Reg Climate Environm Res Temperate E Asia, Beijing 100029, Peoples R China 2.Chinese Acad Sci, Grad Univ, Beijing 100049, Peoples R China |
推荐引用方式 GB/T 7714 | Wu Yunfei,Zhang Renjian,Han Zhiwei,et al. Relationship between east asian monsoon and dust weather frequency over beijing[J]. Advances in atmospheric sciences,2010,27(6):1389-1398. |
APA | Wu Yunfei,Zhang Renjian,Han Zhiwei,&Zeng Zhaomei.(2010).Relationship between east asian monsoon and dust weather frequency over beijing.Advances in atmospheric sciences,27(6),1389-1398. |
MLA | Wu Yunfei,et al."Relationship between east asian monsoon and dust weather frequency over beijing".Advances in atmospheric sciences 27.6(2010):1389-1398. |
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来源:中国科学院大学
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