Widespread coastal melting occurred in Antarctica through the second half of December and is continuing in the first few days of the new year in several areas.

Air temperatures in December 2024 were above average over the entire Arctic Ocean, continuing the pattern set in ...

How much does the area of the ocean covered by sea ice change throughout the year and over time? This interactive map shows monthly sea ice concentration anomalies in the Arctic Ocean. A different map ...

There are many ways to access and work with NSIDC data to accommodate a wide diversity of users. Use the filter menu to explore and narrow down your options. Note that the list defaults to show our ...

Melt events on both sides of the Antarctic Peninsula and along the Dronning Maud coastal ice shelves between December 15 and 19 combined to produce an early-season record melt extent of just below ...

Most of Greenland’s meltwater takes weeks to reach the ocean. A recently published study highlights an innovative new method ...

As a condition of using these data, you must cite the use of this data set. Such a practice gives credit to data set producers and advances principles of transparency and reproducibility. Other ...

As a condition of using these data, you must cite the use of this data set. Such a practice gives credit to data set producers and advances principles of transparency and reproducibility. Fox, S.

The left map shows the total melt days for the Antarctic Ice Sheet as of December 19, 2024. The graph in the middle shows the daily melt extent in red for Antarctic Ice Sheet for the 2024 to 2025 melt ...

ATLAS/ICESat-2 processing begins with two Level 1 products: ATL01, which computes photon times of flight, and ATL02, which corrects them for temperature and voltage effects. The collection then ...