At "hazardous" levels, the region is experiencing an air quality emergency. Those with chronic respiratory or cardiovascular conditions are more at risk of developing serious health issues as ...

Potentially hazardous air quality has gripped Phoenix, Arizona, as a combination of stagnant weather, windblown dust, and warm temperatures fueled a rise in PM10 pollution, prompting hazy skies and ...

The Southwest Ohio Air Quality Agency reports that "levels of ozone within the region may approach or exceed unhealthy ...

Fireworks are happening across the city again this year, which poses two issues–highly concentrated pollution, and uniquely ...

Air quality is uniquely terrible after all those official and illegal fireworks are detonated to celebrate Independence Day.

An Air Quality Index reading over 100 will trigger an alert for vulnerable groups; levels over 300 will prompt alerts about very hazardous conditions for everyone. What is the best way to track ...

An air quality alert was issued Thursday by the National Weather Service for the entire Chicago area through Friday night.

The Air Quality Index (AQI) uses a color-coded scale to inform the public about air pollution levels and potential health risks. Michigan residents can check the AQI through various online ...

As for our recent hazardous event, I’m not suggesting that someone dropped the ball in not issuing a warning. I’m guessing that no State of City agency has been tasked with issuing such a warning.

Delhi is set to employ cloud seeding, a weather modification technique, to combat its hazardous air pollution levels. Led by ...

While widespread issues from firework pollution is not expected, air quality on a local scale can get hazardous for short ...