supported by National Key Project for Basic Research of China,No.2007CB411501;National Natural Science Foundation of China,No.4087103;International Innovation Partnership Program of the Chinese Academy of Sciences No. CXTD-Z2005-2;Knowledge Innovation Project of the Chinese Academy of Sciences No. KZCX2-YW-127
The movement of a glacier can redistribute glacier mass balance and change water and thermal conditions of the glacier.Thus,the glacier can maintain its dynamic balance.Surface velocity of a glacier is a basic feature...