The gas is invisible and odorless, and can cause lung cancer after becoming trapped in homes and buildings. But there are ...

Across the United States, 58% of counties have no active air-quality monitoring sites, according to a new study. Rural counties, especially those in the Midwest and South, are less likely to have ...

Rural counties - especially counties in the Midwest and South - were less likely to have an air-quality monitoring site. Air ...

A University of Northern BC graduate student is researching better ways to measure and identify air pollutants — and that ...

The red-level air quality index (AQI) category—covering values from 151 to 200—means the air is unhealthy for everyone, not ...

Lingering smoke from prairie fires left air quality being temporarily deemed unhealthy the morning of April 16 in the Topeka area.

Cities in California, Texas and Arizona are expecting air quality to become unhealthy for sensitive groups on Thursday.

The Alachua County Board of County Commissioners (BOCC) unanimously passed a motion on Tuesday to start regularly monitoring ...

As the fires burned in Los Angeles, scientists and local air regulators deployed monitors to measure the levels of heavy ...

Delta Air Lines is celebrating its 100th anniversary with a new in-flight safety video titled "A Hundred Years of Safety," featuring historically accurate uniforms and a cameo by "Deltalina" from ...

and other environmental health hazards and shared them with the public through the local Air Quality Index. But the monitoring system misses hundreds of harmful chemicals released in urban fires ...

Much colder air is coming in Tuesday into Wednesday morning, causing some areas of frost and potential freeze. On Wednesday morning, it will be below freezing in the north Georgia mountains ...