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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.


6 December 2016

November 2016 brought record-low sea ice extents in both the Arctic and Antarctic.

3 November 2016

How much can a single person affect Earth’s changing climate?

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.


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

Learn how to search for snow and ice data through the NASA Earthdata site and NSIDC's Operation Icebridge portal.