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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Bar graph of sea ice extent in the Beaufort and Chukchi Seas as of July 12.
Analysis - Sea Ice Today

Sea ice extent retreated fairly rapidly through the first two weeks of July as a high pressure cell moved into the central Arctic, bringing warmer temperatures over much of the Arctic Ocean.

Analysis - Sea Ice Today

Arctic sea ice continues to track below average but remains well above the levels seen last year. The relatively slow ice loss is a reflection of the prevailing temperature and wind patterns.

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Analysis - Ice Sheets Today
Surface melting of the snow and ice of the Greenland Ice Sheet had a slightly late start, but quickly spread over a significant area, extending over more than 20% of the ice sheet in early June and reaching above 2,000 meters (6,500 feet) elevation in some areas.
Analysis - Sea Ice Today

Arctic sea ice extent declined at a near-average rate through May, but overall it remained below average compared to the 1979 to 2000 average. The Arctic Oscillation (AO) varied through the month between modest positive and negative phases.