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> 4 petawatts of electricity per year

You mean 4 petawatt HOURS per year, right?



Google misquoted https://www.nrel.gov/docs/fy13osti/56290.pdf via Quora.

Does that increase the required land area to half the United States?

As aristofun claimed?


No, of course not. But confusion of power and energy pushes my buttons. :)




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