Reading Metrics
Grade Level
Middle Grades (MG 4-8)
Book Level
7.2
Points
1.0
Fiction/Nonfiction
Nonfiction
Word Count
4346
Points per Word
0.00023
Page Count
32
Points per Page
0.03125
Description
This book discusses such topics as global warming, alternative energy sources, and the depletion of Earth's natural resources and examines the impact humans have had and continue to have on the planet.