October 24, 2014, 12pm PDT
New research from the American Heart Association measures sudden cardiac death and proximity to major roadways, showing that cardiac risks posed by environmental exposure have been under-appreciated. The next step is to find the specific cause.
August 26, 2013, 1pm PDT
With evidence on the harmful health impacts of vehicle emissions increasing, the EPA will begin monitoring pollution levels adjacent to freeways in Los Angeles and more than 100 of America's biggest cities. Experts say the action is long overdue.
March 26, 2013, 11am PDT
While pollution from vehicle exhausts has been known for some time to exacerbate the symptoms of asthma, a new study published in the European Respiratory Journal establishes for the first time the direct causal link between the two.
January 15, 2010, 11am PST
A new report from the Health Effect Institute concludes that there is a strong correlation between exposure to traffic and heart ailments.
February 20, 2009, 7am PST
Leaders in Arlington, Texas, near Dallas, are studying how to reduce pollution generated by idling cars at drive-thru windows.