Centers for Disease Control and Prevention
Centers for Disease Control: Atsdr: Tox Fa Qs? For Polychlorinated Biphenyls (Pc Bs)
Solid background information on polychlorinated biphenyls (PCBs). Presented in a question and answer format. This site answers questions like what are PCB's, what happens to them when they enter the environment etc.
Other
Arctic Natives, Wildlife Threatened by Pollution
An article about the industrial chemicals and pesticides that are threatening life in the Arctic. Explains which species are more vulnerable to the pollutants.
Other
Oem Competencies
This site discusses the work of the American College of Occupational and Environmental Medicine (OEM) with regard to environmental health. The site provides an evaluation that helps prevent environmental risks.