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THE CHARACTERISTICS OF WATER TRANSFORMATION AND ITS EFFECTS TO ENVIRONMENT IN XINJIANG --A case study at Alar irrigation area
Author(s): Li Xin, Fan Zili, Ji Fang
Pages: 1-
7
Year: 1999
Issue:
2
Journal: ARID LAND GEOGRAPHY
Keyword: 干旱区; 水量转化; 人类活动; 环境;
Abstract: 新疆的水平衡特征是,径流形成于山区,流到平原区后不断蒸发和渗漏,最终消耗在沙漠中,或者流入尾闾湖.由于人类活动的影响,水的分布和转化都发生了改变,绿洲中的水量增加,但绿洲以外与河流下游的水量减少,同时有些湖泊缩小甚至干涸,沙漠化发展,自然植被衰退,自然环境退化.
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