Last summer, Maine experienced numerous days impacted by wildfire smoke from the Canadian wildfires.

As the space industry grows, more stuff is being left behind in our atmosphere by space vehicles. Last year, over 2,600 objects, including rockets and satellites, were launched into space, according ...

While you may think of ozone as a welcome element in our Earth's atmosphere that protects us from the sun's harmful radiation, ground-level ozone that we breathe is a harmful pollutant.

CHICAGO (CBS) -- Record heat and sunshine led to an air quality alert Monday in the Chicago area as ozone pollution climbs to unhealthy levels for some. The Illinois Environmental Protection Agency ...

For a large part of the last two weeks, Steven Brown, an air quality chemist with the National Oceanic and Atmospheric Administration, has soared over Colorado’s Front Range in a slow-flying Twin ...

On September 16, 1987, the international community did something almost unheard of, especially in today's world: It worked together to protect the planet. "This important milestone demonstrates the ...

Ozone, a pale blue gas with a characteristic after-lightning smell, is the main component of smog: the sometimes-foggy air that blankets Houston during the summer months. It is one of the city’s most ...

As SpaceX's Starlink satellites die, they're likely killing something else with them: the strength of Earth's ozone layer. That's because when they fall into Earth's atmosphere and burn up, the ...

A relentless wave of dry heat, coupled with a recent outbreak of wildfires, is fueling a summertime scourge of the Intermountain West: the near-daily spikes in ozone and other air pollutants, ...

The first evidence that exceeding the World Health Organization (WHO) ozone limit is associated with substantial increases in hospital admissions for heart attack, heart failure and stroke is ...

Almost half a century ago, scientists began to theorize that a certain class of chemicals — which were found in virtually every air conditioner, aerosol can and refrigerator around the world — had a ...