Did you know?
Pop. of Hangzhou, China (3.56 million people) is 10 x Estimated world population of California Sea Lion (355,000 individuals)
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Energy released by burning 1g of petrol (gasoline) (45 kJ)
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.