And by the way, this. 3/7
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RT @rahmstorf
Nuclear #fusion will not only come too late to help solve the #climatecrisis. Even in the long run it will not be the unlimited energy source that some are dreaming of. The reason is basic physics, and anyone can do the back-of-envelope calculation. ?1/
https://twitter.com/rahmstorf/status/1605967891928596481