The environmental changes associated with this transition are not fully understood, but people living closest to the San Juan Mountains, to the northeast of Mesa Verde, were affected first.
If the world is to avoid environmental catastrophe, advanced economies must undergo a profound transition.
世界若要想避免环境灾难,经济发达的国家必须进行深刻变革。
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During transition from target gross control to capacity gross control, the total existing pollution loading often exceeds the environmental capacity in the region.