How the environment works
By: Preston Gralla ; illustrated by Cherie Plumlee.
Contributors: Plumlee, Cherie.
Series: How it works series.; How it works series (Emeryville, Calif.)
Publisher: Ziff-Davis Press
Published: 1994
Place of publication: Emeryville, Calif
Language: eng
Number of pages: 213
Subjects: Environmental sciences -- Juvenile literature.
Notes: Includes index.