As the planet rapidly warms towards this grim scenario-and beyond it, if no action is taken-the poorest countries are already facing the largest damages from extreme weather events, the report notes.

报告指出，在这种地球迅速变暖的黯淡前景下——如果不采取行动还会更糟——最贫困国家已经面临着极端天气事件带来的最大损害。

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On the other hand, "we can't prove there is no fifth planet." No one yet has the required precision in their observations to prove the absence of such a small exoplanet, he notes.

另外一方面，他写到“我们不能证明没有第五颗行星”，还没有人要求他们观测的精确性，以证明这个小型外系行星的缺乏。

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Lewis notes that several of the computer models that calculate the effects of climate change do predict that parts of the planet are going to get drier.

刘易斯指出，一些电脑模型计算的结果显示，全球气候的改变正在导致地球部分地区变得更干旱。

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