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 STEP’s Wig Zamore presents to EPA on transportation-related pollution April 12, 2009 STEP partners with Tufts on study of highway health risks April 12, 2009 Improving health in communities near highways: An important new report March 22, 2015