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1·Does that mean permanent ice?

那里是不是长年冰冻？

2·The permanent ice above our village now melts at about 5, 500m, but it used to be 3, 750 metres.

我们村子以上的永久冰层如今在约5 500米处融化，而过去融化的冰层在3 750米处。

3·In this frigid2 Arctic environment, approximately 85 percent of the island's surface is covered by a permanent ice cap.

在严寒的北极环境中，格陵兰岛约85%的表面都被永久冰层所覆盖。

4·The news release, echoed by the news media, claimed that Greenland had lost 15 percent of its permanent ice cover from 1999 to 2011.

由媒体发布的新闻稿，一再声称从1999年到2011年，格陵兰岛丧失了15%的永久冰雪覆盖。

5·For physicists, the permanent ice sheet will allow them to study mysterious sub-atomic particles that may reveal the very first moments of our universe.

对物理学家来说，终年不化的冰层让他们能研究神秘的次原子粒子，或能看到宇宙混沌初开的原貌。

6·A new study has revealed that the Arctic Ocean's permanent blanket of ice around the North Pole has thinned by more than 40% since 2004.

一项新的研究揭示出，北冰洋中北极附近的永久性冰盖自2004年以来已经变薄了40%以上。

7·Which is nearly right, since there are no deserts or veldts, and all the landmasses are uniformly covered with forest, right up to the permanent polar ice.

星球上没有沙漠或草原，所有的陆地均被森林均匀覆盖，直到永久的极地寒冰。

8·The rest (approximately 1.7%) is stored in polar ice caps, glaciers, and permanent snow, and another 1.7% in groundwater, lakes, rivers, streams, and soil.

其余的(大约1.7%)贮存在极地冰帽、冰川以及永久性积雪中，而另外1.7%则分布在地下水、湖泊、河流、溪流以及泥土之中。

9·The oil is considered technically recoverable using existing technology, but the USGS did not consider the cost of overcoming obstacles to drilling, such as permanent sea ice or deep waters.

从技术层面上来讲，利用现有的技术是可以开发（北极的）石油的，但是美国地质调查局并没有考虑为克服开采困难而产生的成本，如永久海冰以及海洋深水。

10·Earth based radar observations hint at possible water ice in the pole craters, possible only because of permanent shadow.

地球上的雷达观测暗示，在极陨石坑可能的水冰，不仅是因为永久阴影可能。