A veil of smoke hangs over the Upper Midwestern United States in this image taken on August 23. The smoke is from fires in Montana and Wyoming.
Published Aug 25, 2011
Several wildfires burn in southeastern Montana in this image from August 24, 2011.
Published Aug 26, 2011
Wildfires are burning across a region struck by extremely hot, dry conditions.
Published Aug 4, 2017
Thick smoke darkened skies over Lake Koocanusa in northern Montana.
Published Sep 5, 2017
Widespread forest fires veiled the forests of Siberia in a thick curtain of smoke on July 18, 2011.
Published Jul 18, 2011
