Hanmer, Trudy J.

Water resources Trudy J. Hanmer - New York F. Watts 1985 - 64 p. ill 23 cm. - A First book .


Summary: Describes the nature of water, its sources and cycles, and the problems of pollution and the dwindling water supply


Water--Juvenile literature
Water--Pollution--Juvenile literature
Water-supply--Juvenile literature
Water

553.7