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

December ended with Arctic sea ice extent tracking between one and two standard deviations below average, as it did throughout the fall. This caps a year that saw the lowest sea ice maximum in February and the fourth lowest minimum in September.

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Feature Story
Researchers at NSIDC and their colleagues have developed a way to improve sea ice edge forecasts in the Arctic. The new method bumps up the accuracy of the six-hour forecast by almost 40 percent, making forecasts more reliable and navigation in the Arctic safer.
Analysis - Sea Ice Today

The rate of ice growth for the first half of November 2015 was quite rapid, but the pace of ice growth slowed during the second half of the month, only to increase again at the end of the month.

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Spotlight
Observing sea ice from space is sometimes tricky. Scientists adjust for such misinterpretations by creating masks based on previous sea ice conditions to conceal problem areas and highlight areas they know contain valid ice. At NSIDC, scientists recently discovered their sea ice masks for passive microwave satellites could use a fresh update.