Great short film on the risks of highway air pollution Post published:December 17, 2011 Post category:Health Issues The documentary, from Tufts University, provides an overview of the local CAFEH (Community Assessment of Freeway Exposure and Health) study that STEP is participating in. You Might Also Like Car emissions are deadlier than car crashes November 15, 2014 Somerville News: Air pollution and health June 15, 2005 Somerville air quality testing begins soon June 25, 2009