Discusses the importance of water and its conservation, covering how to save it, how it is cleaned and reused, pollution, ice, the melting of the polar caps, and emergencies around the world, and includes a glossary. Interest Level: 3-6 Reading Level: 5.4 ATOS Book Level: 5.7 AR Interest Level: MG AR Points: 1 AR Quiz: 126548EN Lexile Measure: 930 Lexile Code: IG (Illustrated Guide) Guided Reading Level: O.