中国近代北方极端干湿事件的演变规律

Using monthly precipitation and monthly mean temperature, a surface humid index was proposed. According to the index, the distributed characteristics of extreme dryness has been fully analyzed. The results indicated that there is an obvious increasing trend of extreme dryness in the central part of...

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Bibliographic Details
Published in:	Journal of geographical sciences Vol. 14; no. 3; pp. 275 - 281
Main Author:	马柱国丹利胡跃文
Format:	Journal Article
Language:	English
Published:	2004
Subjects:	中国近代北方地区月平均气温极端事件
Online Access:	Get full text
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Summary:	Using monthly precipitation and monthly mean temperature, a surface humid index was proposed. According to the index, the distributed characteristics of extreme dryness has been fully analyzed. The results indicated that there is an obvious increasing trend of extreme dryness in the central part of northern China and northeastern China in the last 10 years, which shows a high frequency period of extreme dryness; while a low frequency period in the regions during the last 100 years. Compared with variation trend of the temperature in these regions, the region of high frequent extreme dryness is consistent with the warming trend in the same region.
Bibliography:	P467 P462 11-4546/P
ISSN:	1009-637X 1861-9568