In their annual assessment of the region and its climate, researchers highlighted new signs of a huge transformation underway.
Tag: Arctic Regions
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Oldest Known DNA Paints Picture of a Once-Lush Arctic
In Greenland’s permafrost, scientists discovered two-million-year-old genetic material from scores of plant and animal species, including mastodons, geese, lemmings and ants.
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Your Friday Evening Briefing
Here’s what you need to know at the end of the day.
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Failure to Slow Warming Will Set Off Climate ‘Tipping Points,’ Scientists Say
As global warming passes certain limits, dire changes will probably become irreversible, the researchers said, including the loss of polar ice sheets and the death of coral reefs.
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As Alaska Warms, Fires Burn Over (and Under) More Wild Land
Lightning storms, drought and thawing tundra are making fires more destructive. In the vast wilderness, firefighting is a major challenge.