The Madre Fire, now the largest wildfire in California this year, expanded to 79,630 acres by Saturday, July 5, prompting ...

A regional air quality alert was issued for much of Southern California as harmful levels of fine particle pollution spread ...

Smoke from Saskatchewan wildfires is causing poor air quality in many south-central areas of the province, while conditions would also be favourable for the development of funnel clouds in some parts.

After a few days of jubilant fireworks launching, Columbus' air quality is taking a hit, causing the Mid-Ohio Planning ...

Canada's environment ministers met in Yellowknife and have endorsed stronger air quality standards for fine particulate ...

The Department of Natural Resources and Environmental Control warns of air that is unsafe for sensitive groups on July 5.

The Lane Regional Air Protection Agency shared some recommendations as Oregonians head into the heat of the summer, and the ...

MIchigan's air quality will be unhealthy for some groups Saturday. Check the air quality index map to see if it's good or bad ...

Fireworks may dazzle, but they also pollute the air, disrupt wildlife and pose health risks. Some North Carolina cities are ...

Growth of the Madre Fire burning off Highway 166 expanded overnight, now having scorched 70,801 acres by Friday morning.

The Great Basin Incident Management Team 5 transitioned management of the France Canyon fire to a local incident management ...

More than 600 firefighters are now involved in trying to control a California wildfire that broke out Wednesday afternoon. It ...