An air quality alert was issued on Tuesday at 5:03 a.m. for Josephine County.

The advisories impact large areas of Idaho, Oregon, Montana and Washington, lasting through the end of January.

Toxic smoke and dangerous particulate pollution are spreading far beyond the flames, leaving air quality at unhealthy levels ...

Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

Specialized air quality instruments captured a spike in lead, chlorine, and bromine pollution during the L.A. wildfires.

Recent data from the Environmental Protection Agency shows air quality in certain regions of the U.S. is deteriorating, ...

After multiple severe wildfires engulfed the area this month, residents have been increasingly concerned about widespread air quality warnings. The blazes, driven by intense Santa Ana winds and ...

The Palisades and Eaton wildfires also continue burning in the Los Angeles area, leaving parts of Southern California with ...

Ozone is a gas comprised of three oxygen (O3) atoms. It is unstable and reacts easily to other gases. In its natural state, it is a component in several levels of the atmosphere. At high altitudes ...

Jan. 17, 2025 — Atmospheric scientists show proposed 'geoengineering' effort to remove methane, a potent greenhouse gas, from the atmosphere could worse air quality while providing minimal climate ...

The investment objective of the scheme is to provide returns that, before expenses, correspond to the total returns of the securities as represented by S&P BSE Quality Total Return Index ...

Asia Pacific nations face mounting climate costs as the world crosses the 1.5°C threshold, with extreme weather driving ...