沙漠化造句

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1.
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都是因为森林植被受到人为的破坏，造成严重的水土流失土地沙漠化，最终导致河道淤塞河水泛滥，甚至成为不毛之地的。土地是人类生存的基地，土地沙漠化，是当今世界严重的环境问题。

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2.
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二百十八、以毛乌素沙地北部边缘的B嘎查为例，本文从环境人类学的角度对草原沙漠化问题进行了考察。