Petermann Ice Island 2012 : on the move

Time-lapse imagery from July 9 to Sept. 13 2012 shows an ice island calve from Petermann Glacier and pass through Nares Strait.
source : NASA Goddard multimedia

This time-lapse video shows the calving of an ice island from Greenland's Petermann Glacier and the drifting of the ice down the fjord and southward through Nares Strait.

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The images were captured  by NASA's Terra and Aqua earth-observing satellites.
This is the second time in three years that a city-sized hunk of ice has ripped off from the glacier.

Links :

• NASA : More Ice Breaks off of Petermann Glacier
• TheGuardian : Greenland Petermann glacier calves huge iceberg - interactive
• BBC : Petermann glacier in Greenland: Is it serious? 
• GeoGarage blog : Satellites see unprecedented Greenland ice sheet surface