Global Change and the Boreal Forest: Thresholds, Shifting States or Gradual Change?

全球变化和北方森林: 阈值,移动态或逐渐变化?

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China, itself, is a prime example of the global change in communication.

中国本身就是全球通信变革的最好例子.

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In this paper, several typical terms are introduced, combined with the international global change research progress.

文章结合国际上全球变化问题的研究进展分析了几个典型名词.

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