Conditional on at least 8 degrees of global warming by 2100, will at least 1 billion people remain alive? | Manifold

Conditional on at least 8 degrees of global warming by 2100, will at least 1 billion people remain alive?

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The condition is met if we ever cross the threshold, even if global temperatures are later brought below it. The resolution criterion is met if world population ever dips below 1 billion for any length of time before 2100.

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The last glacial maximum, the peak of the last ice age was about 3°-8° C colder. 8°C hotter by 2100 would mean total ecological collapse.

@Rwin Yeah. At that point agriculture is just impossible. Permian type beat.

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