In this riveting chronicle, which accompanies a documentary to be broadcast on PBS in the fall, Dayton Duncan and Ken Burns capture the profound drama of the American Dust Bowl of the 1930s. Terrifying photographs of mile-high dust storms, along with firsthand accounts by more than two dozen eyewitnesses, bring to life this heart-wrenching catastrophe, when a combination of drought, wind, and poor farming practices turned millions of acres of the...