Sources of information about the health effects and environmental effects of dioxin.

Dioxins and their Effects on Human Health 
World Health Organization (WHO) 

Dioxins 
National Institute of Environmental Health Sciences (NIEHS)

Summary and Biography of Dioxin Toxicity
Center for Ethics and Toxins 

Environmental Toxics and Lumber Mill Sites
Ecological Rights Foundation  

Dioxin Environmental Assessment 
Environmental Protection Agency

Exposure and Human Health Reassessment of 2,3,7,8-Tetrachlorodibenzo-p-Dioxin (TCDD) and Related Compounds
National Academy of Sciences

Toxicological Profile for Chlorinated Dibenzo-p-dioxins (CDDs) 
Agency for Toxic Substances and Disease Registry