Due to smoke from Canadian wildfires, the air quality index over much of eastern Pennsylvania was in the “orange” range Sunday morning, meaning it’s unhealthy for sensitive ...

Due to smoke from Canadian wildfires, the air quality index over much of eastern Pennsylvania was in the "orange" range Sunday morning, meaning it's unhealthy for sensitive groups.

Officials are urging residents to take precautions as wildfire smoke and extreme heat bring poor air quality and health risks ...

Officials are urging residents to take precautions as wildfire smoke and extreme heat bring poor air quality and health risks ...

The Maine Department of Environmental Protection’s Bureau of Air Quality has issued an Air Quality Alert for particle ...

Officials are urging residents to take precautions as wildfire smoke and extreme heat bring poor air quality and health risks ...

New York City’s air quality has dropped to unhealthy levels for sensitive groups as smoke from Canadian wildfires drifts into ...