Earth’s oceans absorbed another record volume of heat in 2025, reinforcing a pattern that climate scientists say is accelerating ice loss in the Arctic and storing energy that will shape weather ...

Add Yahoo as a preferred source to see more of our stories on Google. The Arctic just experienced its hottest year on record, a milestone that scientists said was already changing weather systems far ...

Add Yahoo as a preferred source to see more of our stories on Google. As temperatures rise, the timing of the ice thaw changes. Vincent Denarie via Arctic Report Card The Arctic is transforming faster ...

The Arctic is changing rapidly, and scientists have uncovered a powerful mix of natural and human-driven processes fueling that change. Cracks in sea ice release heat and pollutants that form clouds ...

University of Colorado Boulder researchers have contributed to a major global report on conditions in the Arctic, with the 2025 report showing record warmth, record precipitation and thawing ...

Hundreds of Arctic rivers and streams are turning bright red-orange, not from chemical pollution, but from naturally occurring iron spilling from long-frozen ground as temperatures warm. The "rusting ...

The Arctic is transforming faster and with more far-reaching consequences than scientists expected just 20 years ago, when the first Arctic Report Card assessed the state of Earth’s far northern ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) The snow season is dramatically shorter today, sea ice is thinning and melting earlier ...