Trials will test ways to block sunlight and slow climate crisis that threatens to trigger catastrophic tipping points Real-world geoengineering experiments spanning the globe from
Read moreOn thin ice: the brutal cold of Canada’s Arctic was once a defence, but a warming climate has changed that
Geopolitical tensions are heating up on Canada’s borders, but the biggest threat may be from wildly fluctuating temperatures transforming the tundra and ocean In early
Read moreWeather tracker: Arctic winter sea ice at record low in 2025, scientists say
Annual peak is lowest on record, covering 5.53m sq miles – about 30,000 sq miles below the previous low in 2017 Winter sea ice in
Read moreWeather tracker: Arctic winter sea ice at record low in 2025, scientists say
Annual peak is lowest on record, covering 5.53m sq miles – about 30,000 sq miles below the previous low in 2017 Winter sea ice in
Read moreGlobal sea ice hit ‘all-time minimum’ in February, scientists say
Scientists called the news ‘particularly worrying’ because ice reflects sunlight and cools the planet Global sea ice fell to a record low in February, scientists
Read more‘I know their names, what they eat’: tracking polar bears on Svalbard’s shifting icescapes
For more than 20 years, scientists have followed the animals in Norway’s Arctic archipelago to understand how they may adapt to changing threats as the
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