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Have you ever wondered what engineers do with the water of a river as they are building a dam? Sometimes, they move the entire river out of the way! And did you know there's a dam so big it is slowing down Earth? Have you heard of a fish cannon sending salmon safely upstream of dams? These huge engineering projects are incredible! Discover extreme facts about dams in this fun and kooky book.

Produktbeschreibung
Have you ever wondered what engineers do with the water of a river as they are building a dam? Sometimes, they move the entire river out of the way! And did you know there's a dam so big it is slowing down Earth? Have you heard of a fish cannon sending salmon safely upstream of dams? These huge engineering projects are incredible! Discover extreme facts about dams in this fun and kooky book.