Could solar farms in space power Earth?
The Climate Question
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The Impact of Space Travel on Climate Change
In order to get these solar panels up into space, you're going to need a lot of rockets. Launching rockets emits a lot of CO2 which is the very problem that we're trying to mitigate. So it only makes sense if we're going to reduce the amount of CO2 emissions overall during the lifetime of the power station compared to not doing it. The beams would need to travel thousands of kilometres to get hit and when they land we'd need receivers two to ten kilometres wide to catch all that energy.
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