Anthropogenic climate change is accelerating melting at the surface of the Greenland ice sheet. Evidence now suggests that extensive melting is also occurring at the base of the ice at much faster rates than previously thought.

中文翻译：

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从两端燃烧的蜡烛

人为气候变化正在加速格陵兰冰盖表面的融化。现在的证据表明，冰层底部也正在以比以前想象的快得多的速度发生广泛融化。