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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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Arctic Sea Ice News & Analysis

Scientific analysis of Arctic sea ice conditions plus daily images.
ELOKA

ELOKA

Working together to understand the changing Arctic system.

Satellite Observations of the Arctic

Mapping decades of NASA scientific data.
The NASA DAAC at NSIDC

The NASA DAAC at NSIDC

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

Visit the Cryosphere

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

Greenland Today

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

News

12 June 2019

The World Meteorological Organization (WMO)—the parent organization of the Intergovernmental Panel on Climate Change (IPCC)—has selected four NSIDC data sets to help assess the state of the cyrosphere in a global changing climate.

28 May 2019

The NSIDC DAAC has published the first data sets collected by NASA's ICESat-2 mission.

20 March 2019

Arctic sea ice has likely reached its maximum extent for the year, at 14.78 million square kilometers (5.71 million square miles) on March 13, 2019, according to scientists at the National Snow and Ice Data Center (NSIDC) at the University of Colorado Boulder. The 2019 maximum is effectively tied with the 2007 maximum at seventh lowest in the 40-year satellite record.

14 March 2019

Twila Moon answers questions about why changes in the Arctic should concern the entire world, not just those living in the Arctic.

27 February 2019

A NSIDC project, the Exchange for Local Observations and Knowledge of the Arctic (ELOKA), partnered with SnowChange Cooperative to create the cyberinfrastructure for the first online cultural atlas of Indigenous Knowledge from Siberia.

Events

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The Latest on Snow and Ice

12 June 2019

Surface melting on the Northern Hemisphere’s largest mass of ice began during the second week of April, with several significant melting episodes at the end of the month and into early May. Warm... read more

4 June 2019

May saw above average temperatures over nearly all of the Arctic Ocean, Baffin Bay, and Greenland. Early sea ice retreat in the Bering Sea extended into the southern Chukchi Sea. Northern Baffin... read more

2 May 2019

April reached a new record Arctic low sea ice extent. Sea ice loss was rapid in the beginning of the month because of declines in the Sea of Okhotsk. The rate of ice loss slowed after early April... read more

4 April 2019

Daily updates have resumed for the 2019 melt season.