Did you know? Mass of water in Lake Kariba (180 trillion kg) is 500 x Mass of all the humans on Earth (358 billion kg)
Land used for arable in Saudi Arabia (2018) (32,200 km^2)
/fact/land-used-for-arable-in-saudi-arabia
"This is a fun and riveting book. Written in an accessible and engaging way, it is unputdownable." Frost Magazine
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Click here for Podcast: Andrew Elliott interviewed for New Books Network.