UN report places new emphasis on climate tipping points
Grist
AUGUST 10, 2021
The science is clear: Atmospheric carbon dioxide is higher than it has been in 2 million years, the earth is hotter than it has been for at least 2,000 years, and sea levels are rising faster than in the last 3,000 years. Globally, permafrost stores almost twice the carbon that is currently in the atmosphere.
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