Source: KCET TV
This is an excellent report by Felix Aguilar, MD, Clinical Assistant Professor of Family Medicine at the University of Southern California (USC), Keck School of Medicine; and Don Anair, research and deputy director for the Clean Vehicles Program in the California office of the Union of Concerned Scientists.
Their work is relevant to other highways and overburdened communities as well. Check out this graphic, and click the link below to read the entire article