The same forces are at work on the planet's giant continental ice sheets on Greenland and Antarctica, which together hold enough ice to raise sea levels by 60 metres.

地球上格陵兰和南极巨大的陆地冰盖上，同样的力量在起着作用。这两处冰盖控制的冰足以提高海平面60米。

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Warming is creating giant waterfalls within the ice and rivers of water between the ice and bedrock beneath. Under this pressure, they say, the ice sheets could break up physically.

气候变暖正在冰层内产生巨大的瀑布，并在冰层和岩床之间形成河流。

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