1·Have any fish been contaminated in the Arctic Ocean?
北冰洋里有鱼受到污染了吗?
—— 《柯林斯英汉双解大词典》
2·At certain times, apparently, more icebergs from the Arctic Ocean in the far north were traveling south well into the North Atlantic before melting and shedding their sediment.
显然，在某些时候，来自北冰洋最北端的更多冰山赶在融化沉积前向南漂入北大西洋。
3·But that basic information is key to helping biologists figure out how walruses are coping with the dramatic changes in the Arctic Ocean.
但是这些最基本的信息对帮助生物学家研究海象如何应对北冰洋发生的巨大变化是非常关键的。
4·If the polar ice caps melt any further, Russia would be able to drill for oil and gas in the Arctic Ocean, where it's believed to have huge fossil-fuel reserves.
如果北极冰盖进一步融化，俄罗斯将有可能在北冰洋上进行石油和天然气的钻探，而众所周知那里有着丰富的能源储量。
5·The Russians, who control far more prospective drilling area in the Arctic Ocean than the United States and Canada combined, take a far different view.
俄罗斯人采取完全不同的看法，他们在北冰洋地区控制的潜在的可开采面积要比美国和加拿大合起来还要大的多。