A super scooper air tanker drops water on a hillside in la Canada Flintridge in December, 1999. (KEVORK DJANSEZIAN/AP)
A U.S. Dept. of Forestry tanker drops fire retardant in the Cleveland National Forest near Corona in September of 2001. (DON KELSEN/LAT)
Tankers at Libby base.
Planes prepare to leave Libby Air Tranker Base at Fort Huachuca, Arizona to fight the Bullock Fire near Tuscon in late May, 2002. (AP/Arizona Daily Star)
An air tanker pilot watches as his plane is loaded with fire retardant in July, 2000, at Kingsley Field in Klamath Falls, Oregon. (GARY THAIN/AP)