Why is the Air Dirty?

by Isaac Asimov

A simple discussion of the causes and effects of air pollution and some ways to help prevent it. This description may be from another edition of this product.

• Format: Library Binding
• Language: English
• ISBN: 083680743X
• ISBN13: 9780836807431
• Release Date: January 1992
• Publisher: Gareth Stevens Publishing
• Length: 24 Pages
• Weight: 0.75 lbs.
• Age Range: 6 years and up
• Grade Range: Grade 1 and higher