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Arctic Sea Ice 12th-Lowest on Record
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Published September 22, 2021
Sea ice covered more area this summer compared to recent years, but it was also much thinner.
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An Upended Ecosystem in the Arabian Sea
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Published August 5, 2021
How can snow cover on the Himalayas influence the species that thrive in the ocean a thousand kilometers away?
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A Scorcher in Siberia and Europe
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Published June 30, 2021
While record-breaking heat enveloped the Pacific Northwest in June 2021, other parts of the Northern Hemisphere also saw early-summer temperatures climb.
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Sea Ice Highs and Lows
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Published April 19, 2021
There were no records set in 2020-21, but the downward trends in polar ice continue.
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The Long Decline of Arctic Sea Ice
Published January 6, 2021
Forty years of satellite data show that 2020 was just the latest in a decades-long decline of Arctic sea ice.
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Sluggish Start for Arctic Sea Ice Freeze-Up
Published December 8, 2020
Early ice retreat amid warm Arctic air temperatures set the stage for the slow refreeze in 2020.
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