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

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

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 ...

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.

The US Environmental Protection Agency has finalized a key update to the federal air quality standard for fine soot – a step toward reducing deadly air pollution that’s been over a decade in the ...

Almost half of everyone who lives in the United States breathes unhealthy levels of air pollution, according to the American Lung Association’s annual State of the Air report, released Wednesday.

Circuit court finds the EPA under President Joe Biden had authority to issue stricter controls on fine particulate matter, ...

Prescribed fires are vital for reducing wildfire risk and sustaining forest biodiversity. But they also contribute ...

Air pollution has been on the rise due to climate change and has already been proven to have negative health effects, including antibiotic resistance, higher dementia risk, and heart arrhythmia.

For many people with asthma, air-quality advisories are harbingers of worsening symptoms. But for reasons science has ...

Air pollution may switch off genes that make healthy sperm, scientists have discovered. Previous studies have shown that men living in polluted areas had poorer sperm quality and higher levels of ...