-
Canadian wildfire smoke continues to make air difficult to breathe in the Upper MidwestAugust 11, 2025 -
Unhealthy smoke from Canadian wildfires blankets the Upper Midwest when people want to be outsideJuly 15, 2025 -
Canadian wildfire smoke will affect Pittsburgh air this weekendMay 30, 2025 -
Pittsburgh air quality gets another 'F' gradeApril 23, 2025 -
Air quality is improving in some metro areas, but worsening in the Midwest and California, per EPA dataJanuary 28, 2025 -
High heat forcing schools to adjust, causing smelly airAugust 28, 2024 -
The skies are hazy with wildfire smoke again: a guide to when to stay insideJuly 30, 2024 -
Here's where wildfire smoke is spreading in the US againJuly 29, 2024 -
Canadian wildfire smoke chokes Upper Midwest for second straight yearMay 14, 2024 -
More than one-third of Americans routinely breathe in unhealthy airApril 25, 2024