Start Date: End Date: Published Date Data Date
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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The Long Decline of Arctic Sea Ice
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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
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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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Arctic Sea Ice Reaches Second-Lowest Extent
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Published September 22, 2020
The Arctic sea ice extent continues its long-term downward trend.
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Arctic Lows
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Published August 5, 2020
Record-low sea ice in July 2020 could be further depleted by a low-pressure system that developed over the Arctic Ocean.
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Sea Ice Below Normal Despite a Seasonal Bump
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Published March 24, 2020
Slight recoveries in the extent of sea ice at both poles were not enough to return to long-term normal levels.
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