John Ashley captured this photo in late July, as the 2016 Perseid meteor shower was just beginning. He wrote:
The lower, yellow area is light pollution (on a moonless night) from Montana’s Flathead Valley illuminating smoke blown in from a forest fire near Yakima Washington, some 350 miles away.
Thank you, John!
By the way, in 1850, the area now comprising Glacier National Park had 150 glaciers. There are 25 active glaciers remaining in the park today. See a list of glaciers in Glacier National Park.
Deborah Byrd created the EarthSky radio series in 1991 and EarthSky.org in 1994. Today, she serves as Editor-in-Chief of this website. She has won a galaxy of awards from the broadcasting and science communities, including having an asteroid named 3505 Byrd in her honor. A science communicator and educator since 1976, Byrd believes in science as a force for good in the world and a vital tool for the 21st century. "Being an EarthSky editor is like hosting a big global party for cool nature-lovers," she says.