Arctic endured year of record heat as climate scientists warn of ‘winter being redefined’
Today 12:45pm
Region known as ‘world’s refrigerator’ is heating up as much as four times as quickly as global average, Noaa experts say.
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Changes to polar bear DNA could help them adapt to global heating, study finds
Mon 15 Dec 2025
Scientists say bears in southern Greenland differ genetically to those in the north, suggesting they could adjust.
Scientists discovered something alarming seeping out from beneath the ocean around Antarctica
13 Oct 2025
Planet-heating methane is escaping from cracks in the Antarctic seabed as the region warms, with new seeps being discovered at an “astonishing rate".
Antarctic sea ice winter peak in 2025 is third smallest on record
3 Oct 2025
Provisional data from the US National Snow and Ice Data Center (NSIDC) shows that Antarctic sea ice reached a winter maximum of 17.81m square kilometres (km2) on 17 September.
Iconic Antarctic species at risk amid 'regime shift', with 'rapid and self-perpetuating changes'
22 Aug 2025
Scientists say there is emerging evidence of abrupt and potentially unstoppable changes in the Antarctic environment.
Why the recent slowdown in Arctic sea ice loss is only temporary
21 Aug 2025
Climate models suggest that when the slowdown inevitably ends, the rate of sea ice loss could rapidly accelerate.
Smoke from boreal wildfires could cool the Arctic
18 Aug 2025
But the damage such blazes cause outweighs their benefits
Nordic countries hit by ‘truly unprecedented’ heatwave
5 Aug 2025
Scientists have recorded the longest streak of temperatures higher than 30C in the region in records going back to 1961.
The struggle for control of the Arctic is accelerating - and it's riskier than ever
11 Jul 2025
As the battle for one of the world’s coldest places heats up, an increasingly fragile security balance may be breaking down, leading to an escalating arms race.
Melting glaciers and ice caps could unleash wave of volcanic eruptions, study says
9 Jul 2025
Research in Chile suggests the climate crisis makes eruptions more likely and explosive, and warns of Antarctica risk.
