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wu lu mu qi he yuan qi wen he jiang shui de bian hua qu shi ji qi dui bing chuan ying xiang
Author(s): 
Pages: 95-99
Year: Issue:  2
Journal: Journal of Glaciology and Geocryology

Keyword:  气候现象趋势计算冰川消融与径流过程;
Abstract: 乌鲁木齐河径流主要来源于降水和冰雪融水,近30年来由于夏季气温的回升及降水量减少,导致了冰川减薄。采用相关法对上游大西沟气温、降水及1号冰川物质平均值进行趋势计算得出,乌鲁木齐河上游冰川区域夏季(6~8月)平均气温回升了014℃。而6~8月降水总量减少24mm,7~8月降水总量减少19mm,年降水量减少17mm;近30年来1号冰川平均每年减薄140mm水层,90年代初冰川减薄厚度平均每年达181mm水层。根据趋势分析,冰川厚度减薄仍在增大
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