The Arctic sea ice holds a central position in the Earth's climate system and it's deteriorating faster than expected.
北极海冰在地球气候系统中占据中心位置，并且它恶化的速度比预期的更快。
The Arctic sea ice extent averaged for July was the second lowest in the satellite record, after 2007.
根据来自国家冰雪数据中心(NSIDC)的最新数字，7月份平均北极海冰面积为2007年后卫星纪录中第2个最低点。
By the end of summer, the Arctic sea ice has retreated, leaving the walrus herd to search for a safe haven on land.
到了夏末，北冰洋上的海冰已经退缩，使得海象群不得不在陆地上寻找安全的天堂。
The animals were forced to swim to shore after the Arctic Sea ice they usually live on disappeared from the Chukchi Sea.
楚科奇海面上它们赖以生存的北极冰面消失后，这些动物无奈中只能上岸。
It is shown that the Arctic sea ice strong signal region is highly correlated with the summer precipitation of North China.
研究结果揭示了中国区域与北半球季尺度气候变异前期北极海冰“强信号”现象。
The Arctic sea ice is shrinking so fast that within the next few decades, if not years, it could be completely gone in summertime.
北极的海冰正在飞速消融，照此速度，在今后几十年里，可能就在某一个盛夏时节，它们将完全融化。
In this paper, sotne results of the study about the variation of the arctic sea ice cover and tcleconnection patterns are synthesized.
本文综述了北极海冰面积变化与大气遥相关型研究工作中的一些主要结果。
75% of the Arctic sea ice has disappeared in the past thirty years, and scientists say the North Pole could be ice-free as soon as next year.
75%的北冰洋冰块在过去的三十年里消失科学家说北极可能在明年就会无冰。
The explorer Pen Hadow and his team have had to delay the departure of their mission across the Arctic sea ice because of minor equipment problems.
由于设备出了些小问题，探险家潘·哈多（PenHadow ）和他的探险队不得不推迟北极考察任务的出发日期。
New research has revealed that melt-water pooling on the Arctic sea ice is causing it to melt at a faster rate than computer models had previously predicted.
新的研究表明：北极海冰的熔化速度超过了预期而这应归咎于熔体池。
It is evident positive relative between the Arctic sea ice and the polar vortex area, yet the relation between the polar vortex area and intensity is so complex.
北极海冰面积和北半球极涡面积为明显的正相关，而北半球极涡面积和极涡强度之间的关系就较为复杂。
The aim for researching the Arctic sea ice is that the terminal output of this dynamical system will best approximate the corresponding values of the measured points.
北极海冰研究的目的是要求动力系统的计算结果和观测点的对应值越接近越好。
Due to the trend of decrease of the Arctic sea ice, the role of depletion of mercury in the atmosphere influences on the Arctic ecosystem should be received broad attention.
由于北极海冰减少变薄趋势还在持续 ，因此 ，北极大气中汞亏损引起的沉降通量增加对生态圈的影响应该引起广泛重视。
The Arctic sea ice extent averaged for July was the second lowest in the satellite record, after 2007, to the latest figures from the National Snow and Ice Data Center (NSIDC).
根据来自国家冰雪数据中心（NSIDC）的最新数字，7月份平均北极海冰面积为2007年后卫星纪录中第2个最低点。
The IPCC's computer models had simulated an average loss of 2.5% in sea ice extent per decade from 1953 to 2006. But in reality the Arctic sea ice had declined at a rate of about 7.8% per decade.
IPCC的电脑模拟显示:从1953年到2006年期间北极海冰的平均熔化速度为每十年2.5%.但实际上却是7.8%.
Indeed, sea ice cover in the Arctic is melting faster than expected.
事实上，覆盖在北极的海中的冰正在以比预期更快的速度融化。
Without those masses of cooling sea ice, warm air brought to the Arctic can penetrate further inland than it ever did before.
如果没有这些大量冷却的海冰，被带到北极的暖空气可以比以前更深入渗透到内陆。
Is this the end of Arctic summertime sea ice?
北极夏季海冰即将消失了吗？
Indeed, sea-ice cover in the Arctic is melting faster than expected.
事实上，北极海冰的融化速度比预期的要快。
The sea ice loss and the Arctic ice melting (融化) caused by climate change have increased much in the last ten years.
过去十年里，气候变化引起的海冰流失和北极冰融化现象不断加剧。
American scientists say ice covering the Arctic Sea continued to shrink last winter.
美国科学家称，覆盖北冰洋的冰面去年冬天继续缩减。
The trend also helped to melt Arctic sea ice cover to a record low for December last month, the WMO said in a statement.
世界气象组织称，这个趋势使北冰洋的冰雪覆盖面于上个月十二月份达到历史最低。
What looks like an unseemly dash to claim great chunks of the arctic-the sea, the ice, and whatever lies underneath-is precisely that.
看起来并不体面地突然对大块的北极地区——海洋、冰川以及海洋下的任何东西——提出主权要求才是关键。
They are measuring the sea ice in the Greenland Sea, Fram Strait and Arctic Ocean.
他们测量的地点在北冰洋弗拉姆海峡格陵兰岛海冰区域。
He also argued that much remains unknown about the interaction between Arctic sea ice, sea level, and temperature rise.
他还认为，有关北极海冰、海平面图和气温上升之间的相互作用还存在许多未知数。
He also argued that much remains unknown about the interaction between Arctic sea ice, sea level, and temperature rise.
他还认为，有关北极海冰、海平面图和气温上升之间的相互作用还存在许多未知数。
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