Did you know?
Length of the Mississippi River (3,730 km) is 20 x Length of the M25 Orbital motorway around London (188 km)
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Forest in Romania (2011) (2,440 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.