New report ranks the cleanest and most polluted U.S. cities
For 152 million Americans, including nearly half of the nation’s children and teens, just breathing air in the places they live can be harmful. According to the American Lung Association’s…
Almost half of U.S. exposed to unhealthy levels of air pollution: Report
A new report on air quality across the United States offered a cloudy prognosis on the long-term health of about 156 million residents who live in areas that received an…







