Arctic Sea

基本解释

British coastguards speculated later that the routine communication from the Arctic Sea could have been made either by the hijackers or a crew member speaking under duress.
英國海岸護衛隊後來猜測，那次來自“北冰洋”號的常槼通訊可能來自劫匪，或者是船員在脇迫下完成的。
She and other scientists are researching whether there might be a ‘tipping point’ for Arctic sea ice –a point at which sea ice will disappear and never recover, even if the climate cools.
她與同事致力於研究對於北冰洋上的海冰是否存在一個不可逆轉的“消融點”，一旦達到該點即使氣候轉涼海冰也無法恢複原來的覆蓋量。
They do not have a set migration pattern, unlike some other whale species - which raises questions about how they may adapt in future, if the projected declines in summer Arctic sea ice materialise.
它們沒有一套遷徙的模式，不像其他的鯨類――假如夏季北極海冰像預計那樣減少而成爲現實的話，這就引起了關於它們如何適應未來的問題。

One of the scientists says the past six years have shown the lowest Arctic sea ice cover ever measured.
The center says September Arctic sea ice is decreasing at a rate of more than eleven percent every ten years.
The amount of ice cover and its thickness are two measures of the health of the Arctic Sea.

And retreating Arctic sea ice provides even more visible data to support conclusions of warming.
ECONOMIST: Leaked e-mails do not show climate scientists at their best