Air Quality Standards: An Ever-Changing Target

Power plant chimney spew clouds of gas and particles into the air. Air pollution standards set by the EPA have become stricter over the years, and now may be impossible to achieve. PublicDomainPictures/pixabay.com

Commentary

My colleague Steve Milloy, curator of the invaluable common-sense website Junk Science, sent me a link to a press release issued by the Center for Biological Diversity (CBD) last week. The CBD’s thundering press release cites a study that purports to demonstrate that the “University of North Carolina coal plant spews asthma-causing pollution.”