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CO2 in Earth's atmosphere nearing levels of 15m years ago

09.07.2020
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Last time CO2 was at similar level temperatures were 3C to 4C hotter and sea levels were 20 metres higherThe amount of carbon dioxide in the Earth's atmosphere is approaching a level not seen in 15m years and perhaps never previously experienced by a hominoid, according to the authors of a study.At pre-lockdown rates of increase, within five years atmospheric CO2 will pass 427 parts per million, which was the probable peak of the mid-Pliocene warming period 3.3m years ago, when temperatures were 3C to 4C hotter and sea levels were 20 metres higher than today. Continue reading...
Zdroj: The Guardian

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