Did you know?
Mass of an Airbus A380 airliner (max takeoff weight) (575,000 kg) is 20 x Mass of the Apollo program Command Module in Lunar orbit (28,800 kg)
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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.