Kurzgesagt did a video on the topic. We just build a planet-sized sunshade to freeze the atmosphere, launch the excess CO2 into space, and import water from the ice moons of the gas giants. Simple, really.
3 points
We just build a planet-sized sunshade to freeze the atmosphere
Cost, 100 to 1000 trillion. We can barely fund NASA
5 points
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Every argument I ever hear against thinking about things in the cool space future boils down to “we couldn’t do it this financial quarter so it’ll never be possible at all”.
4 points
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