From record warming to rusting rivers, 2025 Arctic Report Card shows a region transforming faster than expected
As temperatures rise, the timing of the ice thaw changes. Vincent Denarie via Arctic Report Card Matthew L. Druckenmiller, University of Colorado Boulder; Rick Thoman, University of Alaska Fairbanks, and Twila A. Moon, University of Colorado Boulder The Arctic is transforming faster and with more far-reaching consequences than scientists expected just 20 years ago, when…