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Length of a football pitch (105 m) is 25 x Length overall of a `Laser` racing dinghy (4.2 m)
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Forest in Sierra Leone (2011) (26,900 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.