Summary: THE DUST BOWL, a new two-part, four-hour documentary by Ken Burns, will air November 18 and 19, 2012, 8:00-10:00 p.m. ET on PBS (check local listings). The film chronicles the environmental catastrophe that, throughout the 1930s. Our guest will be the film's writer and producer, Dayton Duncan, who's also a long time collaborator with award winning film maker Ken Burns. A preview is available at pbs.org/dustbowl
