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This time it won’t because there aint any fuel left.



That would be a cool story plot: starting civilization again with all the knowledge but none of the fossil fuel power. Solarpunk?


I think you overestimate how much knowledge there will be left.


Of course not all the knowledge will be left but enough to easily build basic engines using Stirling or Carnot cycles or even pressurized steam. Solar panels don't have to be 25% efficient, 5% amorphous silicon cells would also be very useful.




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