Geography ❯ Polar Regions

Arctic Ocean

Ecosystems Climate Impact Sea Ice Ice Coverage Sea Ice Extent Nordic Seas Sea Ice Coverage Environmental Changes Ice Dynamics Weather Patterns Climate Records Ice-Free Conditions Marine Biology Geological Exploration Antarctic Ocean Sediment Analysis Climate Observations Ice Extent Fram Strait Research Expeditions Research Stations Climate Change

Arctic Winter Sea Ice Matches Record Low for Second Year, NASA and NSIDC Report

The unusually small, thin winter cap sets up a faster spring melt that will boost ocean heat uptake.

Space Dust Reveals 30,000 Years of Arctic Sea-Ice Shifts

Arctic Sea Ice Hits 2025 Minimum, Tying 10th-Lowest Extent on Record