"Eau Pollution." . . . . . "Juvenile works"@en . "Juvenile works" . "Water pollution"@en . "Water pollution" . . . "Text and color photos present the causes and effects of water pollution, covering pesticides, airborne pollutants, wetland conservation, and other related topics." . . . . . . . . . "Explains what water pollution is, how it harms plants and animals, andh ow to conserve and protect water."@en . . . "Pollution." . .