The text book that is used in conjunction with these notes is also a source of
infomation on these topics:
Living in the Environment; Principles, Connections, and Solutions,
11th Edition
by: G. Tyler Miller, Jr.
Wadsworth Publishing Company
Belmont, California: 2000
Notes are arranged by Related Topics and not just by chapters in the text:

Introduction to Environmental Science Home Page

Duquesne University Home Page
Acknowledgements