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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Aerial photo of Karakoram glaciers
Ask a Scientist
Most mountain glaciers outside the polar regions are losing ice, but in the Karakoram Range, glaciers have experienced modest gains. Glaciologists have proposed multiple explanations, currently favoring weather patterns unique to the region. Glaciologists have also pondered how long the anomaly is likely to persist in a warming climate.
Antarctic Peninsula
Analysis - Ice Sheets Today
With the melt season well underway in the Southern Hemisphere, several ice shelves extending from the Antarctic Ice Sheet show above average melting, with significant melting in the Antarctic Peninsula region.
QGreenland website logo
Spotlight
QGreenland is a free mapping tool supported by video tutorials, complete documentation, and a website to help you to get started and continue your learning. The project now boasts a new product release, a revamped website, and funding for enhanced data sharing and interoperability.
Animation shows the rapid expansion of sea ice cover in November to December 2023 for Hudson Bay
Analysis - Sea Ice Today

The end of 2023 had above average sea ice growth, bringing the daily extent within the interdecile range, the range spanning 90 percent of past sea ice extents for the date.