Did you know? Time since the birth of Diophantus (1,814 y) is 4 x Time since the birth of Galileo (457 y)
Land used for agriculture in China (2018) (5.1 km^2)
/fact/land-used-for-agriculture-in-china
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.