美国航空航天局正迅速的降低俄罗斯的恐慌。

NASA was quick to discount Russia's fears, however.

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根据美国航空航天局的卫星观测数据显示，俄罗斯北部的东北航道和加拿大北部的西北航道先后相继开通，使得北冰洋的开通逐渐成为现实。

According to NOAA's satellite observation data, the Northwest Passage in the north of Eurasia and the Northeast Passage in the north of Canada have opened in recent years.

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