That was this year's key message in the annual update of the National Oceanic and Atmospheric Administration's Arctic report card, released Thursday. The key points, a video and links to scientific reports by 69 scientists from eight countries are available from NOAA online.
The report card is one way that scientists share information about trends they're seeing in the Arctic as a result of the region's warming cycle: Higher air temperatures melt snow and ice, leaving the ocean and land darker, and they then absorb more solar energy, causing more heating and melting.
In the past year:
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