192 million -- number of acres in the U.S. National Forest System1 6.9 million -- number of acres of private and federal land burned by wildfires in 2002 2 2.4 million -- number of acres of national forest land burned by wildfires in 20023 980,000 -- average number of acres of national forest land burned by wildfires annually from 1993 to 20024 648,768 -- number of acres of national forest land burned by wildfires between Jan. 1, 2003, and Aug. 20, 20035 85 -- percentage of wildfire-prone land adjacent to communities that is private, state, or tribal land (as opposed …