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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.


5 October 2016

Arctic sea ice extent retreated to 4.14 million sq. km. on September 10, then grew rapidly. At the end of the month, sea ice extent averaged 4.72 million sq. km.

20 September 2016

A newly published book chapter discusses the role of technology in sharing and preserving Indigenous Knowledge for future generations.

15 September 2016

Arctic sea ice reached its apparent minimum extent on September 10, 2016. Arctic sea ice extent on that day stood at 4.14 million sq. km., statistically tied at second lowest in the satellite record with the 2007 minimum.

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.


Check out NSIDC presentations at the Fall Meeting of the American Geophysical Union this December in San Francisco.