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

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

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

The shell of ice that expands atop the Arctic Ocean every winter has done all the growing it will do this season—and that ...

The sea beneath Arctic and Antarctic ice holds many secrets. These scientists are trying to find them - The Arctic is warming ...

Researchers found that over the past 27 years, landfast ice in Alaska's Arctic has been forming later, breaking up earlier, ...

Arctic sea ice hits record low winter extent for the second year, with thinner ice and faster melt signalling accelerating ...

A new Stanford University study has helped solve a mystery about dramatic swings in sea ice extent around Antarctica.

Antarctica’s sea ice hit an all-time winter low in 2023, and new peer-reviewed research links the drop to a combination of ...

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

This year's winter record low is 1.36 million square kilometers (525,000 square miles) below the 1981 to 2010 average, ...