Study Reveals The Dust Bowl Was The Worst Drought In 1,000 Years

In the 1930s, the southwestern Great Plains suffered a series of severe droughts. Overfarming and overgrazing had destroyed prairie grasses, making the topsoil even more vulnerable to strong winds. NASA scientists now say that one of those drought years, 1934, was the driest and most widespread in a millennium. » 10/15/14 7:30am 10/15/14 7:30am