Did you know? Mass of a Block IIR GPS Satellite in orbit (1,080 kg) is 2.5 thousand x Mass of a typical (soccer) football (430 g)
Forest in Papua New Guinea (2018) (285,800 km^2)
/fact/forest-in-papua-new-guinea
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.