In Cincinnati’s low-income neighborhoods, breathing is not just a natural act—it’s a health hazard. Local experts say residents in these areas are exposed to air pollution levels that far exceed ...

Air quality in Pittsburgh is improving, according to year-over-year data. Why it matters: Long-term exposure to poor air quality is harmful to your health and has been a problem in Pittsburgh for ...

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

Hanoi authorities are under significant pressure to improve air quality, particularly as the city rotates in and out of the ...