TOLEDO, Ohio — The Toledo Metropolitan Area Council of Governments (TMACOG), as well as the city of Toledo, is warning the public of health risks that come with increased ground-level ozone in the ...

Aki Nace has been a web producer for CBS Minnesota since 2019. She covers breaking news and makes short-form documentary films. The Minnesota Pollution Control Agency says ozone is the main concern ...

Ozone as a layer several kilometers up in the atmosphere protects living beings, including humans, from ultraviolet rays. But its accumulation at ground level can be very dangerous, Mongabay ...

In the stratosphere, ozone acts as a protective layer. But in the troposphere, at ground level, this colorless gas is incredibly harmful to human health and the environment in ways scientists are ...

COLUMBIA, S.C. — As the weather gets warmer, some folks -- children, elderly and those with breathing problems like asthma -- begin having issues with their respiratory health due to ground-level ...

FORT CARSON, Colo. — As the weather warms up and an abundance of sunshine is welcomed, the Fort Carson community is encouraged to do its part to minimize peak ground-level ozone, which is an increased ...

Expect moderate levels of ground-level ozone, an urban pollutant that can affect those with sensitive respiratory systems, to be in the skies over the Houston metro area on Friday, according to Texas ...

Belching factory smokestacks and black smoke pouring from muscle-car tailpipes made the air unsafe to breathe in parts of the United States before legislation passed in the 1960s and the following ...

This week's weather across the state is very summer-like, with plenty of sunshine, light winds and low humidity. A system of high atmospheric pressure has moved over the state and is producing little ...

Air quality in the Reno-Tahoe area reached such harmful levels earlier this month that ground-level ozone was detected, Northern Nevada Public Health’s air quality management division said in a Friday ...