Natural vs. Human Causes of Air Pollution : Environment Textbooks | Children's Environment Books Synopsis
Air pollution could be natural or caused by humans. In this book, we're going to learn all about air pollution. Such knowledge can be used to help your child become aware on how to take care of the environment on his/her own. Use this book as a bedtime story, or to calm your child down when he/she is throwing a fit. Have fun reading!
