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。

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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。

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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。

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Experts say the Arctic sea ice extent is under threat.

VOA: special.2009.10.27

One of the scientists says the past six years have shown the lowest Arctic sea ice cover ever measured.

VOA: special.2009.05.05

The center says September Arctic sea ice is decreasing at a rate of more than eleven percent every ten years.

VOA: special.2009.10.27

Local communities have been noticing profound changes in the Arctic sea ice environment for several decades.

UNESCO: CULTURE

This past summer, the Arctic sea ice dwindled to its second lowest level.

CNN: Polar bears resort to cannibalism as Arctic ice shrinks

The Arctic sea ice area is expected to continue decreasing until September.

UNESCO: EDUCATION