Start Date: End Date: Published Date Data Date
New Insight from Old Snapshots of Greenland
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Published December 16, 2014
Historic photographs show glacial retreat since the early 1900s.
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A Changed Coastline in Jersey
Published November 3, 2012
Hurricane Sandy cut a new channel and wiped out houses in the town of Mantoloking, New Jersey.
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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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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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Mars and Earth: Columnar Jointing
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Published June 10, 2009
Although Mars is in many ways quite different from Earth—smaller, colder, drier, and hostile to life—the geology of the two worlds is sometimes quite similar. Columnar jointing—a distinctive pattern of hexagonal cracks—is visible in rocks on both planets.
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