The ice cap is 40% thinner than 40 years ago.
冰川厚度比40年前薄了四成。
In some places the ice cap reaches a depth of five kilometers.
在一些地方，冰帽达到五公里厚。
Didn't you see the entire North Polar ice cap melting before your eyes?
你们难道没有看到整个北极冰盖在你们眼前融化吗？
The other bright region in the image is the polar ice cap over the Arctic Ocean.
图中另一块明亮的区域则是北冰洋的极地冰冠。
The difficult journey was worth it when they reached the ice cap and saw the view.
他们一路艰难跋涉，但当他们爬上冰帽，看到美景时，发觉这一切都是值得的。
This year, the thick ice cap barely penetrates the bull 's-eye of the Arctic Circle.
今年，厚冰盖才刚刚穿过北极圈中心。
The ice cap — up to three kilometers thick — covers an area 14 times the size of England.
可以厚达3公里的冰帽覆盖的面积相当于英国国土面积的14倍。
The northern ice cap on Mars is nearly divided into two by a huge division named Chasma Boreale.
火星北半球的冰冠几乎被宏伟的博勒拉峡谷一劈为二。
The maximum error between two model calculation is no more than 2% at each depth of the ice cap.
对比指出两种模型计算出的冰帽各深度冰龄最大误差不大于2％。
With the ice cap covering most of the island, the west coastal area is the only place habitable.
由于岛上绝大部分地区被冰盖覆盖，所以，西部沿海地区成了唯一可供人居住的地方。
The extent of the ice cap varies seasonally, and in September 2007 it reached its smallest recorded size.
冰盖的范围依季节变化，2007年9月到达有记录的最小面积。
Its four submarines, bought second-hand from Britain, can operate under the ice cap only for short periods.
那四艘从英国购得的二手潜水艇只能在冰盖停留一小会儿。
The Arctic ice cap fluctuates with the seasons, growing in the freezing winter and shrinking over the summer.
北极冰盖随季节而变化，在严寒的冬季增长而在夏季则会减少。
Since 1979, the size of the summer polar ice cap has shrunk more than 20 percent. (Illustration from NASA)
自1979年以来，夏天极地冰冠缩小的规模达20%以上。（插图由美国航天局提供）
The Quelccaya ice Cap, the largest body of ice in the tropics, feeds the streams and rivers of the valleys below.
凯尔·卡亚冰帽是热带地区最大的冰川体，它为下游山谷的溪湾和河流提供了水源。
The ice cap on Uganda's highest peak has split because of global warming, Uganda's Wildlife Authority (UWA) says.
乌干达野生动物保护局称，因为全球变暖，其国内最高峰的冰盖已经破裂。
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。
The retreat of the polar ice cap is making the region easier to work in, and there is thought to be lots of oil and gas to tap.
北极冰盖的消融使得在该地区作业较为容易，而且该地区储藏有大量可开发的石油和天然气。
The melting ice cap looks almost certain to create a navigable Northwest Passage and unleash a scramble for undersea resources.
随着冰盖的消融，“打开”一条可航行的西北航线看似已成定局，对海底资源的争夺也一触即发。
The retreat of the polar ice cap is making the region easier to work in, and there is thought to be lots of oil and gas to tap.
北极冰盖的消融使得该区域更容易进入，人们认为那儿蕴藏着丰富的石油和天然气。
At high pressures such as under an ice cap, they reckon that rocks cannot expand to turn into liquid magma even if they are hot enough.
他们认为在冰帽的强大压力下，即使温度很高，岩石也不可能成为液体熔岩。
This year they noted that the Arctic ice cap had a late-winter growth spurt, reaching its maximum on March 31st, the latest date ever recorded.
今年，科学家们注意到晚冬时节北极冰盖突然迸出的现象，3月31日达到最高值- - -这是至今所记录的最新数据。
The faster the Arctic ice cap melts, the frostier Russia grows towards potential rival claimants for the oil and minerals that lurk beneath.
北极冰帽融化得越快，俄罗斯对竞争冰帽之下的石油和矿物的潜在对手就越冰冷。
Today, global warming is melting the ice cap so fast that scientists expect the Passage to become a reliable summer shipping route within a few decades.
今天，全球变暖正在快速融化冰盖，使得科学家们预期该通道会在几十年内成为一条可靠的夏季货运路线。
Hardy's geoscientist father, Douglas, was stationed in southeastern Peru at the Quelccaya Ice Cap in the Andes for long-term research on climate change.
哈帝的父亲道格拉斯是地质科学家，长期驻扎在秘鲁东南部安第斯山脉中的奎卡亚冰冠上，研究气候变化。
But when last measured in 2005 by China's state bureau of surveying and mapping its rock height was calculated at 8844.43m (29017ft) plus a 3.55m ice cap.
最近一次测量由中国国家测绘局于2005年完成，测得珠峰岩石顶高度为8844.43米，上面还有3.55米的冰盖。
But when last measured in 2005 by China's state bureau of surveying and mapping its rock height was calculated at 8844.43m (29017ft) plus a 3.55m ice cap.
最近一次测量由中国国家测绘局于2005年完成，测得珠峰岩石顶高度为8844.43米，上面还有3.55米的冰盖。
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