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It may not be the one you were thinking of, but there's an xkcd for that: https://www.xkcd.com/1338/ https://www.xkcd.com/1338/
by oldcynic 9y ago
It may not be the one you were thinking of, but there's an xkcd for that: https://www.xkcd.com/1338/ https://www.xkcd.com/1338/
- roryisok 9y agoIt actually was that I was thinking of. And now I feel slightly silly for not only getting a key detail wrong but also using a comic as a source of facts. I'm sure Randall Munroe did his research but still.
- DennisP 9y agoHis main source is a book by Vaclav Smil, he cites it at the bottom of the comic.