Smoke from Canadian wildfires has floated down deep into the United States and is combining with local air pollution, ...

Great Smoky Mountains National Park is starting to win its decades-long fight against dangerous haze, adding hope to the park’s horizon. A fine mist hugs the earth, creating an ombre of green to gray ...

Great Smoky Mountains Natl. Park — A long-awaited natural spectacle is unfolding in western North Carolina and along the Tennessee border. Brood XIV cicadas emerged from the ground after 17 ...

The Gardens are great, but they're not the ... the area "Shacognage" or “place of the blue smoke”. The visibly-blue haze surrounding the mountains comes from the blue light scattered by ...