Clean Air Act

David Good, program manager for air monitoring for the Allegheny County Health Department, says the department relies on lab-grade instruments to measure air quality. “We have to have very highly reliable information that we can literally and figuratively take to a court of law.”

Coastal Desk

The Clean Air Act Has Saved Millions Of Lives—But Gaps Remain

Susan Scott Peterson (WESA)

Since the Clean Air Act took effect, emissions of the most common pollutants have fallen by around 80%.

An industrial plant sits along the Mississippi River in Jefferson Parish, Louisiana. It’s part of a region nicknamed Cancer Alley by some residents due to the high concentration of petrochemical plants and refineries between Baton Rouge and New Orleans.

Coastal Desk

Baton Rouge metro area has heavy ozone and particle pollution, new report says

Danny McArthur

The American Lung Association's "State of the Air" report shows some metro areas in the Gulf States continue to have poor air quality.

Steam from a coal-fired power plant is silhouetted against the sun near St. Marys, Kan. Industry groups say there should be a far more aggressive consideration of costs of regulation than the Obama administration took into account.

Coastal Desk

Obama Administration Emissions Rules Face Supreme Court Test

Nina Totenberg

The rules are aimed at limiting the amount of hazardous pollutants coming from coal- and oil-fired utility plants. They're being challenged by industry groups and more than 20 states.