M. Spencer Green / Associated Press
June 20, 2012
Midwest Generation's Crawford Generating Station, a coal-fired power plant in Chicago. EPA regulations adopted in December restrict coal plants' emission of mercury and other toxic chemicals, which have been found to be a significant health hazard.
Comments are filtered for language and registration is required. The Times makes no guarantee of comments' factual accuracy. Readers may report inappropriate comments by clicking the Report Abuse link next to a comment. Here are the full legal terms you agree to by using this comment form.