Scientific American: In its push for cutting greenhouse gases in the Clean Power Plan, the Obama administration has leaned hard on the health argument for reducing carbon dioxide emissions. President Obama pitched his carbon proposal last year from Childrens National Medical Center in Washington, D.C., where he met with children suffering from asthma. In the first year it goes into effect, U.S. EPAs carbon plan for existing power plants would avert up to 100,000 asthma attacks and 2,100 heart attacks, the president...