In the 1930s, severe drought conditions in the Great Plains region of the US and decades of farming without crop rotation led to a series of devastating dust storms. The storms, called “dusters” or “black blizzards,” caused widespread ecological and agricultural damage. In May 1934, one of the worst storms to hit the Dust Bowl blew massive amounts of Great Plains topsoil all the way to the East Coast and dumped the equivalent of how many pounds of debris on Chicago, Illinois? Discuss