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The energy to get a human off the planet is relatively small. Let's call it an MWh. (It's 9.1 KWh/kg) A billion people is a PWh. That's 0.5% of the earth's ann
by groby_b 8y ago
The energy to get a human off the planet is relatively small. Let's call it an MWh. (It's 9.1 KWh/kg)
A billion people is a PWh. That's 0.5% of the earth's annual energy use. It's a blip on the radar, especially since it will subsequently reduce annual consumption in the 10% range.
- hackerpacker 8y agofactoring in Tsiolkovsky's equations, it seems more like 30mwh, and that is just one person, and just the fuel, not the processing or the preparation or even building a rocket, without any life support, or landing plan. plus where are you going to send %10 of the population where they will be immune to human nature, whatever that is.