TY - BOOK AU - Sawyer,Ava AU - Potts,Nikki TI - HUMANS AND THE HYDROSPHERE: Protecting Earth's water sources T2 - HUMANS AND OUR PLANET SN - 9781474743747 U1 - 363.7394 23 PY - 2018///] CY - Oxford : PB - Raintree, KW - Water KW - Pollution KW - Juvenile literature KW - Water-supply KW - Water consumption KW - Human ecology KW - Nature KW - Effect of human beings on N1 - Includes index; "Book Band Level: Dark Blue"--Back cover; Bibliography: page 31 ER -