The Greater Houston area takes second place with a ranking of 28.36, behind Riverside-San Bernardino-Ontario California.

York County's air quality still ranks low, but some improvement has been made, according to the American Lung Association's annual report card.

Staff Writer Sean Farnsley on the environmental and economic stakes of the EPA's legal battle over soot pollution standards.

Colorado is beginning to see consistently warm temperatures as the summer months draw near, and that raises concerns about ...

Residents in the Childs Park neighborhood of St. Petersburg have been complaining for decades about a foul odor that comes ...

This past week there have been two First Alert Action days due to air quality alerts issued by the National Weather Service ...

Denver's "Anita Needs a Tree" campaign and Groundwork Denver are working to plant 200 trees throughout Commerce City and ...

With fire crews expected to remain on scene of the Lineage Logistics Warehouse fire in Finley for at least a couple more days ...

The National Weather Service and the Arizona Department of Environmental Quality have issued an air quality alert for ...

Alaska Air Group is not concerned about the production rate of Boeing's 737 MAX planes as it is more focused on the quality ...

With air quality sensors now costing as little as $100, some communities are hoping for more federal guidance on how to use them to support decision-making and regulation.

By Samantha Simon samantha.simon@antiguaobserver.com Residents and visitors in Antigua and Barbuda are being urged to take precautions as the air quality ...