Colder temperatures in December brought an earlier start to the ice season than Islanders have seen over the last five years.

Arctic communities have long been noticing changes in the sea ice across Alaska, with ice setting up later most years and proving less dependable throughout the winter many years. The impacts have ...

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 winter growth period for sea ice in the Arctic Ocean is now over, with levels at a record low. The winter ice extent on 21 March 2025 was lower than at any time since continuous satellite ...

With the Arctic sea ice maintaining its trend of declining, average extent since the 1980s, there is another side to the story with a unique, slightly more positive statistic. The Arctic sea ice ...

The bottom of a cut-out block of 2 m thick ice covered with ice algae, placed atop the sea ice of McMurdo Sound, Antarctica. The disappearance of sea ice in polar regions due to global warming not ...

In the last few decades, Arctic sea ice has receded ever further, including increasingly in winter when the extent of sea ice is at its most prominent. One of the main drivers of this development is ...

Polar sea ice has reached record, and near-record, lows for this time of year, pushing the pace of global warming and alarming scientists. The just declared 2025 Arctic sea ice extent winter maximum ...

Cracking, creaking ice at the bottom of the world is quietly shaping the future climate you live in. New research from Australian scientists shows that melting Antarctic ice shelves and changing sea ...