2014 through 2017 rankas the hottest years on record and the Arctic is warming twice as fast as any place else on earth.
2014年到2017年是有记录以来最热的年份,而北极变暖的速度是地球上任何其他地方的两倍。
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Overall, Earth is warming at a rapid pace—2014 through 2017 rankas the hottest years on record—and the Arctic is warming twice as fast as anyplace else on Earth.