毛乌素沙地过渡地带沙地生态系统土壤湿度状况随着地貌部位不同而变化。

Soil moisture regimen changes with different localities of topography in Maowuse transition zone from sandy land to desert.

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二氧化碳浓度过高引起的平均温度变化，可能会因为实施第一种办法有所缓和，单纯减少太阳辐射量却并不能让气温恢复到以前的状况。 当地的温度仍旧会发生变化，比如受洋流，降雨量，土壤湿度和光合作用的影响。

While it is possible to imagine doing so in a way that cancels out the change in average temperature caused by an increase in carbon dioxide, such a reduction would not simply restore the status quo.

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