The Copernicus Climate Change Service has revealed that March 2025 saw the lowest sea ice maximum extent in the 47-year ...

Dr. Boisvert compared the freezing and melting of sea ice between winter and summer to the heartbeat of the planet. The pulses between the winter maximum and summer minimum used to be shorter.

The winter growth period for sea ice in the Arctic Ocean is now over, with levels at a record low. The winter ice extent on ...

Arctic sea ice had its weakest winter buildup since record-keeping began 47 years ago. It is a symptom of climate change that will have repercussions globally, scientists said Thursday.

The extent of sea ice blanketing the Arctic this winter fell to the lowest level on record, researchers announced this week, an ominous signal about the effects of climate change in the world’s ...

The sea ice cover was 5.53 million square miles (14.33 million square kilometers), around 30,000 square miles (80,000 square km) less than the previous lowest maximum, set in 2017. Sign up for the ...

The Arctic Ocean likely had the smallest winter ice cover in 47 years of satellite records this season, with just 5.53 million square miles of sea ice covering the region at its peak on March 22 ...

New data shows winter sea ice has reached a record low, raising concerns over warming trends and long-term climate impacts.

Since satellites began tracking it, Arctic sea ice's winter peak has shrunk by an area about the size of Pakistan. Arctic sea ice had its weakest winter buildup since record-keeping began 47 years ...