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作 者:ZHANG Zhen XU Jun-li LIU Shi-yin GUO Wan-qin WEI Jun-feng FENG Tong
机构地区:[1]State Key Laboratory of Cryospheric Sciences, Cold and Arid Regions Environmental and Engineering Research Institute, Chinese Academy of Sciences, Lanzhou 730000, China [2]University of Chinese Academy of Sciences, Beijing 100049, China
出 处:《Journal of Mountain Science》2016年第2期276-291,共16页山地科学学报(英文)
基 金:supported by the Chinese Academy of Sciences (Grant No.KZZD-EW-12-1);the National Natural Science Foundation (Grant No.41190084);the Ministry of Science and Technology of China (MOST) (Grant Nos.2013FY111400,2010DFA92720-23);an immediate past project from the MOST (Grant No.2006FY110200);provided by "Investigation on glacier resources and their change in China" (Grant No.2006FY110200);"Glacier change monitoring and its impact assessment research in west China" (Grant No.kzcx2-yw-301)
摘 要:Glaciers in the eastern Pamir are important for water resources and the social and economic development of the region.In the last 50 years,these glaciers have shrunk and lost ice mass due to climate change.In order to understand recent glacier dynamics in the region,a new inventory was compiled from Landsat TM/ETM+ images acquired in2009,free of clouds and with minimal snow cover on the glacierized mountains.The first glacier inventory of the area was also updated by digitizing glacier outlines from topographical maps that had been modified and verified using aerial photographs.Total glacier area decreased by 10.8%±1.1%,mainly attributed to an increase in air temperature,although precipitation,glacier size and topographic features also combined to affect the general shrinkage of the glaciers.The 19.3–21.4 km^3 estimated glacier mass loss has contributed to an increase in river runoff and water resources.
关 键 词:Glacier change Glacier inventory Eastern Pamir Remote sensing Mass loss
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