Did you know?
Mass of Deimos (moon of Mars) (2 quadrillion kg) is 200 x Mass of Comet 67P, Rosetta's Comet (10 trillion kg)
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Land used for permanent crops in Brazil (2011) (37,000 km^2)
Yes, there's now a book based on these numbers. Oxford University Press: July 2018.
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.