中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
Thermal Regime of a Thermokarst Lake and its Influence on Permafrost, Beiluhe Basin, Qinghai-Tibet Plateau

文献类型:期刊论文

作者Lin, Zhanju1; Niu, Fujun1,2; Xu, Zhiying1; Xu, Jian1; Wang, Ping3
刊名PERMAFROST AND PERIGLACIAL PROCESSES
出版日期2010-10-01
卷号21期号:4页码:315-324
ISSN号1045-6740
关键词Qinghai-Tibet Plateau permafrost thermokarst lake lakeshore collapse thermal regime
DOI10.1002/ppp.692
通讯作者Niu, Fujun(niufujun@lzb.ac.cn)
英文摘要A typical 2-m deep thermokarst lake was studied in the Beiluhe Basin on the Qinghai-Tibet Plateau. Lakeshore retrogression, water temperatures, and ground temperatures beneath and around the lake were monitored. About 80 per cent of the lakeshore edge collapsed each year with a maximum rate of about 1.8 m from August 2007 to October 2008. The warm season was the main period of shoreline collapse, especially from August to October. Ice forms in the lake towards the end of October and reaches its maximum thickness of about 0.7 m by the end of the cold season. The thaw depth at the lakeshore edge is about 0.7 m greater than in the adjacent terrain, while any pre-existing permafrost below its centre has thawed entirely. Overall, the high degree of disturbance associated with the thermokarst lake is shown by mean annual ground temperatures beneath it that are more than 5 degrees C higher than in the surrounding terrain at the same depth. Copyright (C) 2010 John Wiley & Sons, Ltd.
收录类别SCI
WOS关键词WESTERN ARCTIC COAST ; SPACEBORNE IMAGING RADAR ; NORTH SLOPE ; THAW LAKES ; ALASKA ; CANADA ; GROWTH ; PLAIN ; WATER
WOS研究方向Physical Geography ; Geology
WOS类目Geography, Physical ; Geology
语种英语
出版者WILEY-BLACKWELL
WOS记录号WOS:000285846900003
URI标识http://www.irgrid.ac.cn/handle/1471x/2556358
专题寒区旱区环境与工程研究所
通讯作者Niu, Fujun
作者单位1.Chinese Acad Sci, Cold & Arid Reg Environm & Engn Res Inst, State Key Lab Frozen Soil Engn, Lanzhou, Peoples R China
2.First Highway Design & Res Inst, Cold Reg Rd Engn Lab, Xian, Peoples R China
3.First Railway Survey & Design Inst China, Xian, Peoples R China
推荐引用方式
GB/T 7714
Lin, Zhanju,Niu, Fujun,Xu, Zhiying,et al. Thermal Regime of a Thermokarst Lake and its Influence on Permafrost, Beiluhe Basin, Qinghai-Tibet Plateau[J]. PERMAFROST AND PERIGLACIAL PROCESSES,2010,21(4):315-324.
APA Lin, Zhanju,Niu, Fujun,Xu, Zhiying,Xu, Jian,&Wang, Ping.(2010).Thermal Regime of a Thermokarst Lake and its Influence on Permafrost, Beiluhe Basin, Qinghai-Tibet Plateau.PERMAFROST AND PERIGLACIAL PROCESSES,21(4),315-324.
MLA Lin, Zhanju,et al."Thermal Regime of a Thermokarst Lake and its Influence on Permafrost, Beiluhe Basin, Qinghai-Tibet Plateau".PERMAFROST AND PERIGLACIAL PROCESSES 21.4(2010):315-324.

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来源:寒区旱区环境与工程研究所

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