Our Endangered Planet: Life on Land

by Mary King Hoff and Mary M. Rodgers

Describes the delicate ecological balance among all living things on land, the damage done by humanity in contributing to the extinction of various species, and ways of preventing further harm.

• Format: Library Binding
• Language: English
• ISBN: 0822525070
• ISBN13: 9780822525073
• Release Date: October 1992
• Publisher: Lerner Publishing Group
• Length: 72 Pages
• Weight: 0.93 lbs.
• Dimensions: 0.5" x 8.9" x 8.3"
• Age Range: 9 to 11 years
• Grade Range: Grades 4 to 6