Did you know? Mass of a Block IIR GPS Satellite in orbit (1,080 kg) is 10 x Mass of Vespa Primavera 50 scooter (108 kg)
Forest in Zambia (2018) (493,000 km^2)
/fact/forest-in-zambia
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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.