Clean air--clean water for tomorrow's world
By: by Reed Millard and the editors of Science Book Associates.
Contributors: Science Book Associates.
Series: Tomorrow's world series
Publisher: J. Messner
Published: 1971
Place of publication: New York
Language: eng
Number of pages: 190
Subjects: Environmental policy -- Juvenile literature.; Environmental policy.; Pollution.
Description: Examines the causes of polluted air and water and describes methods of stopping or reversing pollution.