Trump Shouldn’t Mess With The Clean Air Act, American Lung Association Warns

The report, which covers data collected from 2013 to 2015, measures both particle pollution ? the tiny solid and liquid particles found in the air ? and ozone pollution, which is created when emissions from cars, power plants and other sources are exposed to sunlight. These widespread pollutants are associated with early death and a host of health problems, including cancer, asthma and developmental, reproductive and cardiovascular harm.