How breathing even clean air can kill you - 89.3 KPCC

89.3 KPCCHow breathing even clean air can kill you89.3 KPCCDownload this story 0.0MB. Thousands of older adults are dying prematurely every year from air pollution – even though the air they're breathing is legally clean and safe. A new study by researchers at Harvard University of all 48 million Americans ...and more »