A new study by the University of Minnesota has found that in most places in the U.S. lower-income non-white people breathe more polluted air than higher-income whites — on average 38% more, resulting in an additional 7,000 deaths among non-whites. The study finds that race plays a bigger role than income, perhaps because more non-whites tend to live in pollution-rich downtown neighborhoods near freeways. Los Angeles ranks among the top 15 cities with the highest pollution disparity between whites and nonwhites.

Read more on The Atlantic Cities.