Every day is earth day.
By: Illus. by John Hawkinson.
Contributors: Hawkinson, John, 1912- illus.
Series: Her Stepping into science
Publisher: Childrens Press
Published: 1971
Place of publication: Chicago
Language: eng
Number of pages: 48
Subjects: Pollution -- Juvenile literature; Pollution
Description: Discusses in simple terms the causes of pollution and some of the ways it can be avoided.