Moderate Resolution Imaging Spectroradiometer (MODIS) on NASA’s Aqua satellite from July 8, 2009, shows thick smoke from hundreds of fires (locations marked in red) burning in central Africa, from Democratic Republic of Congo (DRC) in the western part of the scene to Tanzania in the east.
http://earthobservatory.nasa.gov/NaturalHazards/view.php?id=39253
