读我国某区域图,回答该地土地荒漠化严重,其主要原因是A.水资源

读我国某区域图,回答

该地土地荒漠化严重,其主要原因是

A.水资源利用不当           B.工矿业不注意环保  

C.过度农垦                 D.过度放牧

答案

A 

解析:答案BCD的原因主要发生在内蒙古一带。

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