Did you know?
Mass of an average human brain (1.35 kg) is 40 x Mass of a South African Krugerrand coin (33.9 g)
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Forest in Cameroon (2011) (198,300 km^2)
If this was a standard unit ...
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.