Cancer risk tied to railway pollution Post published:August 16, 2007 Post category:Health Issues NPR reported on “Railways’ Toxic Emissions Tied to Higher Cancer Risk”. You Might Also Like Study on traffic pollution and heart attack risk September 23, 2011 STEP partners with Tufts on study of highway health risks April 12, 2009 New York Daily News: Perspective on air pollution January 25, 2011
