南疆塔里木河流域生态环境近期变化的成因解释

南疆塔里木河流域的生态环境已引起社会和科技界广泛注意。本文分析了该地区生态环境近期变化的6个主要特点，并用自然和人文社会学观点解释了变化的成因，提出气候变化是该极干旱区生态环境变化中最活跃的主要自然因素及其影响方式，但在人类主要活动地区盆地主体，人类活动对生态环境变化起着决定性的作用。

Causes of Recent Changing of Ecological Environment in Tarim River Basin of the South Xinjiang

The ecological environment of Tarim river basin in the south Xinjiang is well known by the sociologists and scientists.This paper analyzed the six characte rs of r ecent changing of ecological e nvironment in this area.The causes i s explained also from natural and human sociological view.It indicted that the climate ch ange is the main natural reasons and i mpacting way on the changes of ecological environme nt in this extreme arid area.However,the human activities have the prima ry impact on the changes of ecological environment.