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Mary Boone has ridden an elephant, jumped out of an airplane, and hung out backstage with a boy band – all to do research for her articles and books. Mary has written more than 45 books for young readers. She grew up in Iowa and now lives in Tacoma, Wash., with her husband, two teen-age children, and an Airedale terrier named Iris.
Hydropower makes use of the energy in flowing water. This clean, renewable energy is growing in its technology and popularity. Readers will learn how it is ...