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 Somerville News: Air pollution and health June 15, 2005 Worried about traffic pollution? The trucks are the biggest problem November 29, 2018 Car exhaust tied to stroke risk February 14, 2012