Download or read book Is Air Pollution a Serious Threat to Health? written by Andrea C. Nakaya and published by Greenhaven Press, Incorporated. This book was released on 2005 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: According to a survey by the Heritage Foundation, only seven percent of parents are happy with the sex education curricula that is offered in America's schools. This book helps students get a sense of this issue and encourages critical thinking.