Arctic temperatures spiked 36 degrees Fahrenheit, or 20 Celsius, above normal. By the end of the month, sea ice was at its lowest level ever recorded for February.

In the 2024 Arctic Report Card, 97 scientists from 11 countries, with expertise ranging from wildlife to wildfire and sea ice to snow, describe the rapid changes they’re witnessing across the ...

Arctic tundra, which has stored carbon for thousands of years, has now become a source of planet-warming pollution. As wildfires increase and hotter temperatures melt long-frozen ground, the ...

The Arctic tundra has historically helped reduce global emissions. But rising temperatures and wildfires in the region are changing that, scientists say.

US Marines brave Arctic temperatures ahead of Joint Viking, the largest military exercise in Norway. About 10,000 troops from the US and NATO nations took part in the biennial cold weather ...

Arctic Passages: Ice, Exploration and the Battle for Power at the Top of the World. By Kieran Mulvaney. Island Press; 240 pages; $30 and £24 Ends of the Earth: Journeys to the Polar Regions in ...

The Pentagon on Monday announced a new strategy to build up its presence in the Arctic region, which is becoming more contested militarily as climate change drives the melting of sea ice and opens … ...

The Fish and Wildlife Service updated rules governing how much Arctic oil drilling can bother the Beaufort Sea’s protected polar bears.

The world is expected to experience more record temperatures over the next five years, with Arctic warming predicted at more than three times the global average, a new report by the U.N. weather ...