Utah has significantly reduced air pollution despite population growth but faces ongoing ozone challenges largely from fuels and chemicals ...

More people participating in the citizen science project Globe At Night could help fill gaps in what astronomers know about ...

Orange County Coast, Orange County, San Bernardino and Riverside County Valleys, Riverside County Mountains and San Gorgonio ...

Gas and propane stoves account for a major share of indoor nitrogen dioxide exposure, rivaling outdoor pollution across many U.S. homes.

Air quality varies based on the type of pollutants in the cycle and can have dramatic ramifications for those breathing nearby.

A study in California finds that even small increases in EVs lead to measurable drops in air pollution at the neighborhood level.

A new study highlights why airshed-aware systems thinking is crucial to break India’s air-quality governance deadlock.

'Unhealthy' air may bring about certain health effects, including throat and nose irritation and shortness of breath.

A new analysis of air quality data from the past 70 years shows that Canada's record wildfire smoke in 2023 is part of a ...

ProPublica is a nonprofit newsroom that investigates abuses of power. Sign up to receive our biggest stories as soon as they’re published. Ethylene oxide was once considered an unremarkable pollutant.

Thousands of residents across parts of California have been urged to stay inside amid concerns over high air pollution levels, according to a map from AirNow. The map shows an areas of fine particle ...