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Increasing threat of landfalling typhoons in the western North Pacific between 1974 and 2013
Guan, Shoude; Li, Shuiqing; Hou, Yijun; Hu, Po; Liu, Ze; Feng, Junqiao
2018-06-01
发表期刊INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION
ISSN0303-2434
卷号68页码:279-286
通讯作者Li, Shuiqing(lishuiqing@qdio.ac.cn)
摘要Long-term changes between 1974 and 2013 were investigated in western North Pacific typhoons making landfall in East and Southeast Asia. Landfalling typhoon parameters, including the percentage of typhoons making landfall, the annual mean landfall intensity (LEI), and the annual accumulated power dissipation index at land, all increased significantly (at the 99% confidence level), by 14%, 17%, and 94%, respectively, over the study period. The increase in probability of a typhoon making landfall was attributed to an eastward shift of the typhoon genesis location. The LEI was decomposed into the product of the intensification rate and intensification duration. The product reproduced variations in the observed LEI well, and the correlation coefficient was high at 0.82. Although the intensification duration decreased slightly, an unprecedented increase in the intensification rate was observed, this increased the LFI. Warming of the upper ocean in the western North Pacific typhoon main intensification region, giving a higher tropical cyclone heat potential, yielded better oceanic conditions and overcame the worsening atmospheric conditions (increasing vertical wind shear), allowing typhoons to intensify. The increase in the annual accumulated power dissipation index was mainly caused by the increase in the LFI, and the annual number of typhoons and typhoon duration contributed much less. Increasing typhoon landfalling activities might heighten the threat posed by typhoons to populations and infrastructure in coastal regions.
关键词Western North Pacific Landfalling typhoon Long-term change Landfall intensity Tropical cyclone heat potential Power dissipation index
DOI10.1016/j.jag.2017.12.017
收录类别SCI
语种英语
资助项目National Key R&D Program of China[2016YFC1402000] ; National Science Foundation of China[41506023] ; National Science Foundation of China[41606024] ; National Science Foundation of China[U1606402] ; National Science Foundation of China[U1406401] ; National Science Foundation of China[414760171] ; Strategic Priority Research Program of the Chinese Academy of Sciences[XDA11010104] ; National Key Basic Research Program of China (Program 973)[2012CB417402] ; CAS Innovative Foundation[CXJJ-16M111] ; National Key R&D Program of China[2016YFC1402000] ; National Science Foundation of China[41506023] ; National Science Foundation of China[41606024] ; National Science Foundation of China[U1606402] ; National Science Foundation of China[U1406401] ; National Science Foundation of China[414760171] ; Strategic Priority Research Program of the Chinese Academy of Sciences[XDA11010104] ; National Key Basic Research Program of China (Program 973)[2012CB417402] ; CAS Innovative Foundation[CXJJ-16M111]
WOS研究方向Remote Sensing
WOS类目Remote Sensing
WOS记录号WOS:000429398500025
出版者ELSEVIER SCIENCE BV
引用统计
被引频次:44[WOS]   [WOS记录]     [WOS相关记录]
文献类型期刊论文
条目标识符http://ir.qdio.ac.cn/handle/337002/158457
专题海洋环流与波动重点实验室
通讯作者Li, Shuiqing
作者单位1.Chinese Acad Sci, Inst Oceanol, Key Lab Ocean Circulat & Waves, Qingdao, Peoples R China
2.Qingdao Natl Lab Marine Sci & Technol, Qingdao, Peoples R China
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Guan, Shoude,Li, Shuiqing,Hou, Yijun,et al. Increasing threat of landfalling typhoons in the western North Pacific between 1974 and 2013[J]. INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION,2018,68:279-286.
APA Guan, Shoude,Li, Shuiqing,Hou, Yijun,Hu, Po,Liu, Ze,&Feng, Junqiao.(2018).Increasing threat of landfalling typhoons in the western North Pacific between 1974 and 2013.INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION,68,279-286.
MLA Guan, Shoude,et al."Increasing threat of landfalling typhoons in the western North Pacific between 1974 and 2013".INTERNATIONAL JOURNAL OF APPLIED EARTH OBSERVATION AND GEOINFORMATION 68(2018):279-286.
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