Intelligence As A Planetary Scale Process

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Perhaps intelligence is not something that happens on a planet, but to a planet. Adam Frank, David Grinspsoon, and Sara Walker argue that intelligence — seen as collective action — shapes planets to be markedly different. An interesting example is the Great Oxygenation Event caused by cyanobacteria that transformed Earth from an immature biosphere to a mature one. Through collective action powered by survival, these microbes fundamentally changed the composition of Earth’s atmosphere, which allowed life to flourish for millions of years to come. Read full article here

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