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Looking Under Jakobshavn
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Published November 10, 2011
A peek under the ice reveals a Grand Canyon-sized channel under the Jakobshavn glacier—one reason why the Greenland glacier contributes more to sea level rise than any other single feature in the Northern Hemisphere.
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Birth of an Iceberg
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Published November 3, 2011
In a routine survey of Antarctica’s Pine Island Glacier, NASA scientists discovered a large crack in the ice which will soon lead to the birth of a new giant iceberg.
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Hurricane Irene Breaches Outer Banks
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Published August 30, 2011
Acquired August 28, 2011, this aerial photo shows damage to Highway 12 on North Carolina’s Outer Banks. Highway breaches stranded at least 2,500 residents of Hatteras Island.
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Sediment in Motion at Ocean City
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Published August 4, 2011
Jetties near Ocean City, Maryland, have interrupted natural coastal processes such as longshore transport, altering the shape of the coastline.
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Northwest Greenland Canyons
Published May 1, 2011
Acquired March 29, 2011, this photograph shows canyons along the coast of northwestern Greenland.
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Bottoms Up for Antarctic Ice
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Published April 21, 2011
Researchers working in Antarctica have found evidence of large-scale ice making at the bottom of that continent's massive ice sheets.
Flying over Arctic Sea Ice
Published April 1, 2011
Taken from a low-flying airplane on March 26, 2011, these detailed photos of Arctic sea ice show the richly varied texture in the ice floe.
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Electricity Losses in Northeastern Japan
Published March 19, 2011
This color-coded composite image shows lights working or not after the earthquake and tsunami in Japan. The image compares observations from March 12, 2011, to data collected in 2010.
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Channel Beneath Pine Island Glacier
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Published January 19, 2011
Scientists discovered a deepwater channel that could funnel warm water to the glacier's underbelly and melt it from below.
Fresh Craters on the Moon and Earth
Published August 13, 2009
Throughout their histories, both the Moon and Earth have been bombarded by meteorites and asteroids, which often leave behind dramatic impact craters.
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