Did you know?
Pop. of Hangzhou, China (3.56 million people) is 1 thousand x Estimated world population of Indian Rhinoceros (3,560 individuals)
Tweet this comparison
Number of cars in the world (1.2bn )
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.