Final answer:
The Dust Bowl was a really bad dust storm that occurred in the 1930s in the Southern Great Plains. It caused severe dust storms and drought, resulting in the loss of topsoil and significant impact on agriculture. Many people had to migrate due to the ecological catastrophe.
Step-by-step explanation:
The name of the really bad dust storm that occurred in the 1930s is commonly referred to as the Dust Bowl. The Dust Bowl was an ecological catastrophe that affected the Southern Great Plains during the mid-1930s. It featured severe dust storms and drought, which caused the topsoil of 100 million acres of farmland to turn to dust and be blown away. The Dust Bowl had a significant impact on American agriculture and led to the migration of many people from the affected region.