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Advancing knowledge of Earth's frozen regions

NSIDC manages and distributes scientific data, creates tools for data access, supports data users, performs scientific research, and educates the public about the cryosphere.

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ASINAArctic Sea Ice News and Analysis

Scientific analysis of Arctic sea ice conditions plus daily images


NASA Earth science data on snow, ice, cryosphere, and climate.


Working together to understand the changing Arctic system.

Visit the CryosphereVisit the Cryosphere

Facts, photos and educational resources about Earth's frozen regions.

SOACSatellite Observations of Arctic Change

Mapping decades of NASA scientific data.

Greenland TodayGreenland Today

Daily surface melt images from NASA data, and scientific analysis.


28 March 2016

Sea ice extent over the Arctic Ocean averaged 14.52 million square kilometers on March 24, beating last year’s record low of 14.54 million square kilometers on February 25.

14 March 2016

“Upside-down rivers” of warm ocean water threaten the stability of floating ice shelves in Antarctica, according to a new study led by researchers at the National Snow and Ice Data Center published today in Nature Geoscience.

16 February 2016

A network of these stations would allow scientists to better understand how ocean currents and wind shifts in the far southern continent are affecting the ice sheet.

5 January 2016

The University of Colorado Boulder Libraries and NSIDC have been awarded a $148,586 grant to digitize, describe, and publish approximately 9,000 images dating back to the 1850s.

6 October 2015

At the end of its melt season, the Arctic’s ice cover fell to the fourth lowest extent in the satellite record, both in the daily and monthly average, according to scientists at the National Snow and Ice Data Center (NSIDC).


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