Antarctica Froze Millions of Years Before the Arctic. We May Finally Know Why
Some 34 million years ago, when Earth was significantly warmer than it is today, Antarctica froze over. It…
Arctic Ocean reaches tipping point that could be dire for marine life
A phytoplankton bloom in the Arctic Ocean near Svalbard gives the sea a green hue visible in satellite…
Melting of Greenland ice sheet could release methane ‘fire ice’
Melting glaciers, like the one in Ilulissat Icefjord, could release vast stores of methane Gerald Wetzel, Karlsruhe Institute…
Iceland Just Got Its First Mosquitoes. Scientists Aren’t Ready for What Comes Next
Until recently, Iceland was considered the last Arctic nation without mosquitoes. That changed in October 2025, when insect…
Sinking trees in Arctic Ocean could remove 1 billion tonnes of CO2
Trees floating towards the Arctic Ocean Carl Christoph Stadie/The Alfred Wegener Institute Cutting down swathes of boreal forest…
Arctic records hottest year in 125 years, sea ice hits 47-year low: Report
ISTANBUL The Arctic experienced its hottest year in 125 years, with sea ice reaching a 47-year low at…
Some Arctic warming ‘irreversible’ even if we cut atmospheric CO2
A glacier meets the sea in Dickson Fjord, Greenland Jane Rix/Alamy The Arctic will retain about 1.5°C of…
Climate heating has reached even deepest parts of the Arctic Ocean
The warming of the Arctic Ocean now reaches to its deepest waters Mozgova/Shutterstock Warmer Atlantic water from near…