Arctic has changed dramatically in just a couple of decades – 2024 report card shows worrying trends in snow, ice, wildfire and more

By Twila A. Moon, Deputy Lead Scientist, National Snow and Ice Data Center (NSIDC), Cooperative Institute for Research in Environmental Sciences (CIRES), University of Colorado Boulder
Matthew L. Druckenmiller, Research Scientist, National Snow and Ice Data Center (NSIDC), Cooperative Institute for Research in Environmental Sciences (CIRES), University of Colorado Boulder
Rick Thoman, Alaska Climate Specialist, University of Alaska Fairbanks

The Arctic can feel like a far-off place, disconnected from daily life if you aren’t one of the 4 million people who live there. Yet, the changes underway in the Arctic as temperatures rise can profoundly affect lives around the world.

Coastal flooding is worsening in many communities as Arctic glaciers and the Greenland Ice Sheet send meltwater into the oceans. Heat-trapping…

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