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 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。
He is expected to warn ministers in polar regions that the arctic ice cap may totally disappear in as little as five years if nothing is done to curb greenhouse emissions.
他会警告负责极区的部长，如果再不下措施抑制温室气体的排放，则北极的冰帽将在五年内完全消失。
Layers of frozen sea water, known as sea ice, cap the Arctic Ocean. The ice grows dramatically each winter, and melts just as dramatically each summer.
北冰洋的冰层由结冰的海水构成，这些冰层在每年的冬天急速冻结，又在每年的夏天迅速消融。
Much has been made about conflicts between Arctic states because of a retreating polar ice cap, which will make many natural resources accessible for the first time.
极地冰冠后退在环北极国家中引发了热议。 随着冰冠消融，下面蕴藏的丰富自然资源将首次浮出水面。
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。
For the past three years, the vast cap of shining-white ice covering the Arctic has melted away in summer to an area that would have been unbelievable just a decade ago.
过去三年内，在北极地区白皑皑冰盖已经在夏季大量地消减。
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 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。
In addition, the Arctic ice cap reached an all-time low in the summer of 2007.
另外，北极的冰层厚度在2007年夏季又达到了新低点。
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 Arctic ice cap will melt completely within the next century if carbon dioxide emissions continue to heat the Earth's atmosphere at current rates, according to an international study.
根据一项国际研究，如果二氧化碳继续不断排放，使得地球空气不断生温。到下个世纪，北极的冰盖将会完全的融化。
The Arctic ice cap will melt completely within the next century if carbon dioxide emissions continue to heat the Earth's atmosphere at current rates, according to an international study.
根据一项国际研究，如果二氧化碳继续不断排放，使得地球空气不断生温。到下个世纪，北极的冰盖将会完全的融化。
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