Did you know?
Mass of Pandora (moon of Saturn) (137 quadrillion kg) is 50 x Mass of water in Lake Victoria (Africa) (2.75 quadrillion kg)
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Land used for permanent crops in Ethiopia (2011) (1,550 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.