News & Stories

Across the globe, snow and ice play a vital role in regulating Earth’s climate and providing freshwater resources to people, plants, and animals.

As Earth’s frozen regions change rapidly, NSIDC is committed to growing its research and open access data to better understand these changes. Read about NSIDC research and its contribution to science and policy making. Check out spotlights on how to use NSIDC data, tools, and resources. Learn about how we steward data and collaborate with scientists and organizations across the world to understand how the frozen parts of Earth affect the rest of the planet and impact society.

News and stories

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Analysis - Sea Ice Today

Arctic sea ice extent continues its seasonal decline. Through most of June the pace of decline was near average, but increased towards the end of the month.

Greenland melt maps
Analysis - Ice Sheets Today
Surface melting on the Greenland Ice Sheet in May 2014 proceeded quickly, despite cool conditions over wide areas. We continue to explore recent evidence of lower snow reflectivity, and note its likely impact on snow melt during Greenland's summer season.
Maps and graph
Analysis - Ice Sheets Today
The Greenland Ice Sheet had a far more typical melt extent and intensity in 2013 than in 2012, when summer surface melting set a record, compared to satellite observations since 1978.
Analysis - Sea Ice Today

Since reaching its annual maximum extent on March 21, Arctic sea ice extent has declined somewhat unevenly, but has consistently been well below its average 1981 to 2010 extent.