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山地冰川波动的原因和机制
作者姓名:Durge.  M
作者单位:苏联科学院地理研究所
摘    要:

关 键 词:冰川  波动  物质平衡

Cause and Mechanism of Fluctuation of Alpine Glaciers
Durge.,M.Cause and Mechanism of Fluctuation of Alpine Glaciers[J].Journal of Glaciology and Geocryology,1991,13(2):95-106.
Authors:MDurgerov
Abstract:The author tries to interpret the cause and mechanism of fluctuation of alpine glaciers with analysis of altitude structure of glacier mass balance. A new concept is introduced, namely, multiplicity of processes of mass balance. It is concluded that there exist two general processes in the altitude structure of mass balance, the contribution of summer balance B3 to annual mass balance decreases with elevation, while the contribution of winter balance Bw to annual mass balance increases with elevation. It is also found that the temporal difference in processes of mass balance is due to the fact that each glacier occupies only a section of the altitude interual. Therefore, the reaction of glaciers in the same system or basin to climate may be contrastly different.
Keywords:mass balance  glacier fluctuation  altitude structure
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