Start Date: End Date: Published Date Data Date
Old Night Vision Meets New
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Published December 14, 2012
New images from Suomi NPP are an order of magnitude better than previous satellite views of city lights.
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Arctic Sea Ice Drops below 2007 Record
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Published August 28, 2012
On August 26, 2012, Arctic sea ice broke all previous records weeks ahead of the end of melt season.
Arctic Sea Ice Maximum 2012
Published March 27, 2012
The extent of Arctic sea ice peaked at 15.24 million square kilometers on March 18, 2012. It was the ninth consecutive year of maximum extents below the long-term average.
Oldest Arctic Sea Ice is Disappearing
Published March 1, 2012
Thick ice that used to last through multiple summers has been in steep decline for three decades.
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Arctic Sea Ice
Published May 3, 2011
Sea ice naturally grows and melts each year, but the process has been more extreme in recent years.
Melt Season in the Arctic Getting Longer
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Published January 29, 2010
Satellite data revealed changes in the average start of spring melting and the first autumn freeze.
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Amount of Old Ice in Arctic Hits Record Low in February 2009
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Published April 10, 2009
This pair of maps shows how the sea ice covering the Arctic at winter maximum in 2009 is younger than it was in the past.