An unusually thick plume of smoke from wildfires in Alberta, Canada, wafted across U.S. Midwest and eastern states.
Published Jun 11, 2015Fires in Quebec, Canada, are the likely source.
Published Jun 27, 2013Acquired July 25, 2011, this natural-color image shows smoke from wildfires blowing eastward across Canada.
Published Jul 26, 2011As satellites observed, an intense wildfire in Quebec, Canada, lofted smoke high into the atmosphere in June 2013. Winds then drove the smoke across the Atlantic Ocean all the way to Europe.
Published Jun 28, 2013With dozens of wildfires burning in a part of Russia best known for its frigid winters, the CALIPSO satellite offered this view through the clouds and smoke.
Published Jul 30, 2014Plumes from fires in Canada and the United States have crossed the Atlantic Ocean.
Published Jun 27, 2013This image from mid-June 2012 shows smoke over Davis Strait. The smoke may have originated from wildfires in Labrador.
Published Jun 21, 2012