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 Cancer risk tied to railway pollution August 16, 2007 WBUR on Somerville’s air pollution research project October 21, 2009 Overview article on air pollution April 25, 2005