If this warming up took place, the ice caps in the poles would begin to melt, thus raising sea level several metres and severely flooding coastal cities.

如果这种变暖发生，两极的冰帽将开始融化，从而使海平面上升数米，并严重淹没沿海城市。

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As the ice bumped along its starboard side, it punched holes in the ship's steel plates, flooding six compartments.

由于冰山撞毁了其右舷，把船上的钢板撞开了一个洞，海水进入了六个水舱。

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But if even half of the West Antarctic and Greenland ice sheets were to melt, sea levels would rise by six or seven metres, flooding many of the world's big cities, and the outlook is discouraging.

但是，即使只有南极洲西部和格陵兰岛大冰原的一半融化的话，海平面就会上升6 - 7米，世界上的许多大城市都会被淹没，前景令人沮丧。

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The President today declared a major disaster exists in the State of Alaska and ordered Federal aid to supplement State and local recovery efforts in the area struck by an ice jam and flooding during the period of May 8-13, 2011.

WHITEHOUSE: President Obama Signs Alaska Disaster Declaration

Federal funding is available to State and eligible local governments and certain private nonprofit organizations on a cost-sharing basis for emergency work and the repair or replacement of facilities damaged by the ice jam and flooding in the Alaska Native Villages of Crooked Creek and Red Devil in the Kuspuk Regional Educational Attendance Area (REAA).

WHITEHOUSE: President Obama Signs Alaska Disaster Declaration

The cause of this cold lurch was seemingly settled some time ago when Wallace Broecker, a Columbia University geochemist, suggested that a North American ice sheet collapsed, flooding the Atlantic with fresh water, which interrupted the normal circulation of the Gulf Stream.

WSJ: Matt Ridley on New Support for a Global-Cooling Theory | Mind & Matter