Professor Mu Xingming of the Institute of Soil and Water Conservation told the Guardian that overpopulation was largely to blame.

中科院水土保持研究所教授穆兴民告诉《卫报》记者说，人口的过度增长是水土的问题的主要原因。

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Professor Mu Xingming of the Institute of Soil and Water Conservation told the Guardian that overpopulation was largely to blame.

中科院水土保持研究所教授穆兴民告诉《卫报》记者说，人口的过度增长是水土的问题的主要原因。

youdao