A line of fires stretched across the plains west of Dallas-Forth Worth on April 9, 2009, and strong winds were driving smoke plumes from the fires toward the cities.
With 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.
This photo-like image from August 4, 2010, shows intense fires burning across central Russia and a thick plume of smoke stretching about 3,000 kilometers (1,860 miles).