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Mass of all the humans on Earth (358 billion kg) is 250 thousand x Mass of the SpaceX Falcon Heavy rocket (1.421 kg)
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Land used for agriculture in New Zealand (2011) (1,860 km^2)
"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.