There is 10 feet of sea level rise stored up in the unstable part of the West Antarctic ice sheet.
西南极冰架的不稳定部分一旦融化，会让海平面上升10英尺。
Now, new evidence reveals that all or most of the Antarctic ice sheet collapsed at least once during the past 1.3 million years.
现在，新的证据显示，在过去130万年中，全部的南极冰盖或其中大部分至少都崩塌过一次。
Until February, it had been the tongue of the Mertz Glacier, sticking out from the East Antarctic ice sheet into the Southern Ocean.
到二月，它已然成为了默茨冰川的突出部分，从东南极冰盖延伸入南大洋。
Uncertainties in the model gave the scientists only a broad estimate of ice loss in the East Antarctic ice sheet of between 5bn and 109bn tonnes a year.
该模型的不确定性导致其结果只能给科学家一个大致的估计：南极东部冰盖的消融速度介于每年50亿吨和1090亿吨之间。
Scientists agree that the key player in this scenario is the West Antarctic ice sheet, a Brazil-size mass of frozen water that is as much as 7000 feet thick.
科学家们一致认为，这一情境中的关键推手是南极西部的冰层，这是一块跟巴西（面积）差不多大小的冰原，厚达7000英尺。
Mass balance of Antarctic ice sheet and mean sea level are the factors in global change study.
南极冰盖的物质平衡和海平面变化是全球变化研究的一个重要内容。
The Gamburtsev subglacial mountains are thought to be the birthplace of the vast East Antarctic Ice Sheet.
甘毕采夫冰下山脉被认为是辽阔的东南极冰盖的发源地。
China's automatic space observatory at Dome Argus, the highest point of the Antarctic ice sheet, has been successfully completed.
中国成功地在南极内陆冰穹a上建立了天文自动观测站。
Tens of thousands of baby penguins face starvation after two giant icebergs broke off the Antarctic ice sheet and blocked their parents' way to feeding areas.
两座巨大的冰山从南极冰原脱落，阻断了成年企鹅前往哺育区的道路，导致成千上万只企鹅宝宝面临着饿死的威胁。
If coastal ice shelves buttressing the west Antarctic ice sheet continue to disintegrate, the sheet could disgorge into the ocean, raising sea levels by several metres in a century.
假如支撑西南极洲冰盖的沿岸冰架持续解体，那么冰盖就会泄入海洋，百年之内海平面便将上升数米。
And recent studies suggest that the destruction of large parts of the Antarctic ice sheet may have become inevitable, even though that could take hundreds or thousands of years to play out.
近期的研究表明，南极大片地区的冰盖遭到破坏或许已经成为必然，尽管这一过程可能要延续数百或数千年的时间。
The survey confirmed the West Antarctic ice sheet is melting rapidly with the loss of around 132bn tonnes of ice a year, but revealed unexpected melting in the larger East Antarctic ice sheet.
这项调查证实，南极西部冰盖正以每年约1320亿吨的速度迅速融化，但同时也显示，面积更大的南极东部冰盖正出乎意料地逐渐消融。
The survey confirmed the West Antarctic ice sheet is melting rapidly with the loss of around 132bn tonnes of ice a year, but revealed unexpected melting in the larger East Antarctic ice sheet.
这项调查证实，南极西部冰盖正以每年约1320亿吨的速度迅速融化，但同时也显示，面积更大的南极东部冰盖正出乎意料地逐渐消融。
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