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Estimated world population of Arabian Oryx (7,000 individuals) is 100 x Number of submarines in the North Korean Navy (2016) (70 )
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Forest in Philippines (2011) (77,700 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.