Smoke from Canadian wildfires has carried another day of poor air quality south of the border to the American Midwest.

A first-of-its-kind program aims to track and ultimately improve California’s air. The program, which was announced on ...

Air pollution is the second leading risk factor for death globally, with most of the world population subject to harmful air ...

Parts of the Twin Cities registered upward of 240 on the air quality index — levels considered “very unhealthy” for everyone ...

MPCA Climate Director Kate Knuth is leading an update of the Climate Action Framework, which coordinates resilience and ...

A World War II-era boiler in Virginia is at the center of a growing debate over the paper industry’s role in climate change — ...

As summer approaches, Death Valley National Park officials urge motorcycle riders to think twice before traveling during summer months.

California Central Valley, which is known for the agriculture that produces much of the nation's fruits, vegetables and nuts, is a major contributor to a growing dust problem that has profound ...

Cincinnati's Air Quality remains "moderate" meaning, unusually sensitive people should consider limiting prolonged outdoor exertion. The haze should continue over the next few days. Canada’s wildfire ...

Scientists have found that the particulate matter from wildfire smoke is leading to higher deaths well after the fires have been put out.

Arizona is heating up as high pressure builds in! Temperatures will continue to climb as highs top 105 degrees in the Valley by the end of the week. Air quality is getting worse, too. With light winds ...

Southern Somerset County will continue to have the state's unwavering support, Gov. Josh Shapiro said, even as efforts from ...