Somerville News: Air pollution and health Post published:June 15, 2005 Post category:Health Issues “Somerville’s air is hazardous to your health” by William C. Shelton You Might Also Like A visual summary of why better transportation keeps you healthy December 2, 2012 Wig Zamore’s remarks to the EPA on Particulate Matter December 6, 2007 STEP partners with Tufts on study of highway health risks April 12, 2009