Aaron Szabo will step down as the head of the Environmental Protection Agency’s air office this month, he told employees, ...

Air quality is linked to a wide range of health issues including respiratory problems, cardiovascular complications, and ...

Groups filed a lawsuit against the EPA saying the agency failed to adhere to provisions under Clean Air Act when considering a steel maker's permit.

Internal modeling shows the July 4th fireworks display will cause hazardous pollution around the Mall and “very unhealthy ...

Tire wear sheds toxic microplastics that affect fish and shrimp in surprising ways, adding to concerns over pollution from road runoff.

An imaging study found early signs of coronary artery disease in people in Canada breathing air that regulators consider ...

One of the biggest advantages of EVs is their lack of tailpipe emissions. In theory, putting more of them on the road should ...

The National Park Service will launch a dazzling 850,000 fireworks in the nation's capital this year. Scientists are watching for the environmental and ...

A "purple" air quality alert was issued for Washington, D.C., and surrounding areas, on Sunday, meaning pollution reached ...

For many people with asthma, air-quality advisories are harbingers of worsening symptoms. But for reasons science has struggled to explain, the extent to which pollution exacerbates asthma varies ...

July 4 fireworks on National Mall expected to cause hazardous pollution, Park Service warns: report - Internal National Park ...

The chief air pollution regulator at the US Environmental Protection Agency is resigning.