The potential pollution impact was mitigated because the weather cooperated, the Allegheny County Health Department said.

U.S. counties with hog and cattle feeding operations may be subject to higher air pollution levels, while lacking the health insurance necessary to treat related medical problems, a new study has ...

The Oregon Department of Environmental Quality has issued an air quality advisory for the greater Portland region through ...

Air pollution articles. Read scientific research on air pollution including pollution sources, health effects, and ways to reduce air pollution. Full text, images.

Researchers mapped the nation’s animal feeding operations and argued their findings make the case for stricter air ...

There are more than 15,000 cattle and hog feeding operations in the United States. These operations rear 70% of the country's ...

Ozone pollution in Portland, Gresham and other cities could reach unhealthy levels for sensitive groups Tuesday afternoon.

Cardiovascular diseases comprise a broad range of disorders affecting the heart and blood vessels, including myocardial ...

Here's why air pollution levels often rise in summer and learn safe, practical tips for exercising when air quality is poor.

America’s national parks are beloved for their extraordinary landscapes and rich cultural and historical significance.

The study identifies a behavioral mechanism through which air pollution indirectly raises credit costs. Poor air quality affects analysts’ sentiment, leading to more conservative and pessimistic ...