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ianai
on Feb 22, 2019
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We Are Living in the Anthropocene
Humans can light the earth on fire with thousands of nuclear explosions. Almost nothing would survive. I’d say we’re well past natural. But your ways less extreme.
jedmeyers
on Feb 23, 2019
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A long long time ago some organisms “polluted” the athmosphere with oxygen. It wasn’t a natural event in your opinion?
x3n0ph3n3
on Feb 22, 2019
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An asteroid can hit the earth and do the same thing. Is it not natural either?
User23
on Feb 23, 2019
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And cyanobacteria transformed the entire atmosphere, to such a degree that almost everything else died out:
https://en.wikipedia.org/wiki/Great_Oxygenation_Event
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