Cal EPA’s Junkscience on Breast Cancer Risk

“Over-Reaching California EPA Regulators Promoted A False Breast Cancer Link,” by Geoffrey Kabat.
In 2005 the California Environmental Protection Agency (Cal EPA) issued a voluminous report on the health effects of exposure to environmental tobacco smoke (ETS) which attracted attention for its rash claim that ETS was associated with increased risk of breast cancer. Thirteen years earlier the US EPA had published a report showing a weak link between ETS and developing lung cancer. But, of course, smoking is a powerful risk factor for lung cancer, whereas any relation between smoking and breast cancer is subtle at best. Read more on Forbes.com.