Earth keepers /

Discusses the work of three environmental protection groups who are striving to help save the Earth from destruction.

Bibliographic Details
Main Author:	Anderson, Joan
Other Authors:	Ancona, George (Illustrator)
Format:	Book
Language:	English
Published:	San Diego : Harcourt Brace & Co., [1993]
Edition:	1st ed.
Subjects:	Environmental protection > United States > Citizen participation > Case studies > Juvenile literature. Human ecology > Juvenile literature. Environmental protection.