Did you know?
Mass of world coal production (2013) (7.82 trillion kg) is 2 x Mass of water in Lake Zurich (3.9 trillion kg)
Tweet this comparison
Land Area of Sweden (450,000 km^2)
If this was a standard unit ...
"This is a fun and riveting book. Written in an accessible and engaging way, it is unputdownable." Frost Magazine
Click here to learn more about it.
Click here for Podcast: Andrew Elliott interviewed for New Books Network.