对民勤绿洲生态退化问题的探讨

Discussion about the Environment Degradation Question of Minqin Oasis

针对位于河西走廊东北部、石羊河流域最下游的民勤绿洲近40a生态环境逐渐退化的现象,从土地荒漠化、植被死亡等方面分析了民勤绿洲退化的特点;从气候变化和人类活动等方面分析了民勤绿洲退化的原因;最后针对保护石羊河流域生态环境提出几点建议。

Minqin oasis lies to the northeast of Hexi corridor and lower reaches of Shiyang river,the environment there had degenerated obviously in recent 40 years.The hungriness of soil, death of vegetation and other facts about Minqin oasis were analysed,the cause of formation from the change of climate and human activity had been analysed too,Several suggestions of environment protection were put forward at last.