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Posted at 02:00 PM ET, 08/10/2011

Dramatic videos: Glacier calving in Alaska, ice shelf in Antarctica

Glaciers are receding around the world, one of many indicators of global warming. Many travelers head to Alaska to tour by sea the majestic mountains of ice before they melt away. One group of tourists recently got too close while viewing the glaciers around Tracy Arm Fjord (the South Sawyer glacier which feeds the fjord is known to be receding), about 50 miles south of Juneau.

Watch the video below as a 200-foot tall chunk of ice shatters to shards, stunning and shaking a boat full of passengers...

The boat was rocked so violently that a woman broke her leg according to the Associated Press.

Not to be outdone, NASA recently released imagery of the calving of Manhattan-sized mass of ice off Antarctica - a direct response to the March 2011 Japanese tsunami. The NASA video below is fascinating and worth a look...

By  |  02:00 PM ET, 08/10/2011

Categories:  Climate Change, Latest

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