Böcker i Sally Ride Science-serien

Real solutions to real environmental problems. A Sally Ride Science book. Part of a series that teaches readers how to live green, Clean Water describes how water is used and what can be done to protect this precious resource. Learn about developing technologies for recycling and desalinating water that are helping to bring clean water to people all over the world. Packed with full-color illustrations, this is middle-grade nonfiction at its most informative and instructive.