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Senior Scientist, National Snow and Ice Data Center (NSIDC), Cooperative Institute for Research in Environmental Sciences (CIRES), University of Colorado Boulder Matthew L. Druckenmiller receives ...

The Arctic last season was the hottest it has been in the past 125 years. The extent of sea ice during its usual maximum in March was the lowest in 47 years of satellite recordkeeping. The North ...

A yearly checkup on the region documents a warmer, rainier Arctic and 200 Alaskan rivers “rusting” as melting tundra leaches minerals from the soil into waterways. By Eric Niiler Reporting from the ...

The Arctic has experienced its hottest year since records began, a US science agency announced Tuesday, as climate change triggers cascading impacts from melting glaciers and sea ice to greening ...

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 a dramatically different place than it was 20 years ago, when scientists first began giving it an annual checkup—and its current state is dire. The first Arctic Report Card was released ...

In 2006, when the US National Oceanic and Atmospheric Administration, or NOAA, released the first-ever Arctic Report Card, scientists already knew the top of the world was in trouble. It’s now much ...

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