But the big worry is that their loss will allow ice sheets on land to move faster, adding extra water to the seas.

The ice sheets that cover Greenland and Antarctica now are remnants of this and previous ice ages.

现在覆盖着格陵兰和南极的冰盖就是上述冰块和以前几次冰期的遗留物。

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Still undetermined, Hu says, is exactly where and how the warming waters interact with the ice sheets.

胡爱学说：温暖的水域到底在哪里与冰盖交汇，又是如何交汇的，这些情况尚不确定。

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Much of the northern lands were covered by vast ice sheets that reached a thickness of as much as 3 kilometers.

北方大陆的大部分地区曾为厚达3公里的大量冰层所覆盖。

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For years, scientists have studied the impact of the planet's warming on the Greenland and Antarctic ice sheets.

科学家们多年来一直研究全球变暖对格陵兰和南极冰盖的影响。

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That's a problem: It couldn't have warmed Earth enough to keep the seas from becoming permanent ice sheets.

这样存在一个问题：太阳为地球提供了热量，但不足以使海洋避免结成永久的冰盖。

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Although major melting is not imminent, the continuous changes of ice sheets impact on the processes of global climate change and greenhouse effect.

尽管较大范围的融化不会马上来临，但是冰盖的持续变化影响着全球气候变化的进程和全球的温室效应。

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This would start the formation of ice sheets such as those that several times have flowed south across North America and Eurasia.

这样就会开始形成像那些曾几度往南流过北美和欧亚大陆的冰层。

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Impacts of the formation and ablation of Antarctic ice sheets on the global geoid and sea-level changes

南极冰盖的形成与消融对全球大地水准面与海面的影响

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Why are the ice sheets descending into the oceans on Antarctica melting?

为什么南极的冰川融化，沉入海洋？

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As the ice sheets withdrew, large chunks of ice broke off and were left behind.

随着冰盖的消退，一部分大冰块从整体上脱落下来，就这样遗留在地面上。

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The ice sheets scoured the landscape down to bedrock.

冰盖的消退抹去了基岩以上的所有东西。

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These are similar in size to the ice sheets that covered much of North America during the Ice Age.

其大小类似于冰河时代覆盖于北美洲大部分的冰块。

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Ice sheets the world over are melting back and that's particularly true in the Arctic.

全世界的冰川都在消融，北极圈尤其如此。

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Ice sheets are heavy, and when not supported, they crack off.

冰川十分厚重，而且当失去支撑时，它们就会破裂。

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Displacement response analysis of Songhua River highway bridge under action of moving ice sheets

流冰作用下松花江公路大桥位移响应分析

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The great ice sheets that covered New England had departed.

此前覆盖新英格兰的大冰盖刚刚消退。

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This includes mountain glaciers, ice sheets covering West Antarctica and Greenland, and Arctic sea ice.

这包括山岳冰川、覆盖南极洲西部和格陵兰的冰原以及北冰洋的海冰。

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Greenland and Antarctica hold the Earth's last remaining ice sheets.

格陵兰岛和南极洲有着地球上现存的最后冰原。

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Out of curiosity, she opened the envelope to find nothing but a piece of white paper.

处于好奇，她打开了信封，但里面仅仅是一张白纸。

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My question was just out of curiosity.

我的问题只是出于好奇心而已。

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