A Birmingham-based environmental group is one of eight who sued the Trump administration in December, asking for the court to ...

Ethylene oxide was once considered an unremarkable pollutant. The colourless gas seeped from relatively few industrial ...

Dense fog blanketed parts of North Jersey on the morning of Jan. 7. Check out photos from the morning commute.

The Norman Fire Department shared on Facebook that there was a controlled fire at Slaughterville Road, between 156th and 168th streets, as well as Duffy and 180th Street. The smoke from the Wildlife ...

Air quality sensors picked up higher-than-usual levels of particulate matter in some parts of the Capital Region and the ...

The Environmental Protection Agency methodically deregulated and rolled back environmental protections this year under the ...

The air in New Delhi, often terrible, has broken records recently. Crowds have shouted "AQI!" a reference to a popular air ...

EPA warns Louisiana residents to stay indoors as PM2.5 pollution reaches unhealthy levels in areas including Bell City ...

The EPA uses a standardized system called the Air Quality Index (AQI) to rate and communicate air quality across the United States. The AQI has six color-coded categories and a scale running from 0 to ...

Los Angeles residents are facing a double-edged sword of weather-related advisories as sunny skies bring hazardous air quality. The National Weather Service reports clear conditions in the city, with ...

NEW DELHI (AP) — Dense toxic smog blanketed India’s national capital Monday, pushing air pollution levels to their worst levels in weeks, disrupting travel and causing authorities to impose the ...