Arctic sea ice levels are crucial to Earth's climate because, without the ice reflecting sunlight, more heat energy goes into the oceans.

Ice plays a vital role in reflecting away planet-warming sunlight. The Arctic is warming much faster than most other parts of ...

Arctic sea ice hits lowest winter level as unprecedented heat hits smashes records all over Earth The war in Iran sparks a ...

For the second consecutive year, winter sea ice in the Arctic reached a level that matches the lowest peak observed since ...

Wintertime ice shrank to a record-low level for the second year running, a sign of how climate change is reshaping the region ...

Arctic sea ice reached its annual winter maximum on March 26, 2026, tying the lowest extent ever recorded for this time of ...

The Arctic should be reaching its annual maximum levels of sea ice at this time of year, but instead it’s at record lows, ...