As required under Clean Air Act (CAA), U.S. EPA's Second Integrated Urban Air Toxics Report informs Congress of progress in reducing public health risks from urban air toxics. National emissions and air quality data, showing reduction of air toxics across USA since CAA Amendments of 1990, include 66% reduction in benzene, ~60% reduction in mercury from man-made sources, 84% decrease of lead in outdoor air, and removal of ~1.5 million tons/year of air toxics from stationary and mobile ...This story is related to the following:Green & CleanSearch for suppliers of: