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Increasing flash droughts over china during the recent global warming hiatus
Wang, Linying1,2; Yuan, Xing1; Xie, Zhenghui3; Wu, Peili4; Li, Yaohui5
刊名Scientific reports
2016-08-11
卷号6页码:8
ISSN号2045-2322
DOI10.1038/srep30571
通讯作者Yuan, xing(yuanxing@tea.ac.cn)
英文摘要The recent global warming slowdown or hiatus after the big el nino event in 1997/ 98 raises the questions of whether terrestrial hydrological cycle is being decelerated and how do the hydrological extremes respond to the hiatus. however, the rapidly developing drought events that are termed as "flash droughts" accompanied by extreme heat, low soil moisture and high evapotranspiration (et), occurred frequently around the world, and caused devastating impacts on crop yields and water supply. here, we investigate the long-term trend and variability of flash droughts over china. flash droughts are most likely to occur over humid and semi-humid regions, such as southern and northeastern china. flash drought averaged over china increased by 109% from 1979 to 2010, and the increase was mainly due to a long term warming of temperature (50%), followed by the contributions from decreasing soil moisture and increasing et. there was a slight drop in temperature after 1997, but the increasing trend of flash droughts was tripled. further results indicate that the decreasing temperature was compensated by the accelerated drying trends of soil moisture and enhanced et, leading to an acceleration of flash droughts during the warming hiatus. the anthropogenic warming in the next few decades may exacerbate future flash drought conditions in china.
WOS关键词SOIL-MOISTURE ; UNITED-STATES ; CLIMATE-CHANGE ; HEAT ; VARIABILITY ; CALIFORNIA ; DECLINE ; TRENDS ; MODEL ; CYCLE
WOS研究方向Science & Technology - Other Topics
WOS类目Multidisciplinary Sciences
语种英语
出版者NATURE PUBLISHING GROUP
WOS记录号WOS:000381198800001
内容类型期刊论文
URI标识http://www.corc.org.cn/handle/1471x/2374461
专题中国科学院大学
通讯作者Yuan, Xing
作者单位1.Chinese Acad Sci, Inst Atmospher Phys, RCE TEA, Beijing 100029, Peoples R China
2.Univ Chinese Acad Sci, Beijing 100049, Peoples R China
3.Chinese Acad Sci, Inst Atmospher Phys, LASG, Beijing 100029, Peoples R China
4.Met Off Hadley Ctr, Exeter EX1 3PB, Devon, England
5.China Meteorol Adm, Inst Arid Meteorol, Lanzhou 730020, Peoples R China
推荐引用方式
GB/T 7714
Wang, Linying,Yuan, Xing,Xie, Zhenghui,et al. Increasing flash droughts over china during the recent global warming hiatus[J]. Scientific reports,2016,6:8.
APA Wang, Linying,Yuan, Xing,Xie, Zhenghui,Wu, Peili,&Li, Yaohui.(2016).Increasing flash droughts over china during the recent global warming hiatus.Scientific reports,6,8.
MLA Wang, Linying,et al."Increasing flash droughts over china during the recent global warming hiatus".Scientific reports 6(2016):8.
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