Deep Time, and the Precarious Future of Humanity
By Bryan Walsh
Natural threats like asteroids and supervolcanoes require us to think on a time scale far longer than civilization.
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Time is key to understanding the risk of human extinction. For manmade threats like A.I., biotech, or nuclear war, existential calamity can strike in a blink. But for natural existential threats, like asteroid impacts and supervolcanoes, we need to think on a time scale far longer than human civilization. (Visual: )
