Arctic sea ice has large effects on the global climate. By cooling the planet, Arctic ice impacts ocean circulation, ...

Arctic sea ice has long been one of the planet’s most sensitive climate barometers, but until now scientists have struggled ...

Scientists have unveiled a powerful new method for predicting Arctic sea ice months in advance, just as climate change drives rapid ice loss.

Learn how polar bears in the Arctic’s Barents Sea are maintaining healthy fat reserves despite sea ice loss in a warming ...

Scientists discover a tipping point that took place in 2000, where El Niño’s effect on sea ice loss in Siberia was amplified.

Despite the war in Ukraine, Russia has not scaled down its commitment to develop its Arctic region from the Barents Sea to the Bering Strait. As analyzed in earlier publications, the Northern Sea ...

A population of bears in Norway’s Arctic is confounding scientists’ expectations, getting fatter and healthier even as the ...

Beluga whales can disappear beneath Arctic sea ice for long stretches, which makes them far tougher to follow than many other ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

In the tropics, the border between troposphere and stratosphere—the tropopause—sits at around 20km, far above any normal ...

Arctic sea ice reached a record low in March 2025, marking the lowest extent in the 47-year satellite record. The shrinking sea ice, attributed to rising global temperatures from burning fossil fuels, ...

Polar bears can struggle to adapt to climate change. Bears on Svalbard may be surviving on land prey and seals — but scientists warn it may not last.