The latest news on pollution
Study found the risk rose by up to 22 percent after consecutive high-ozone days
Even low pollution levels linked to harmful effects in studies
U.S. Forest Service measured pollution-busting impact of 'urban forests'
Report card rates cleanest and most contaminated beaches across U.S.
Methane detected in higher-than-normal concentrations in drinking water less than a kilometer from shale work
The study says that infants who were highly exposed to traffic pollution were likely to develop ADHD.
Infants may have higher risk for conditions like pneumonia, study found
Both pollution sources associated with hardening of arteries, study suggests
Partial smoking bans still left study participants with signs of tobacco exposure
Interaction between pollution and molecules produced by nature may lead to lung cancer, researchers say