The Joad family is forced to move to California because of the Oklahoma Dust Bowl, which has made it impossible for them to earn a livelihood through farming. Drought and depression has made it impossible for farmers to grow a substantial amount to live on. As inflation rises and wages drop, a gigantic worker migration heads West in search of Jobs. They have seen notices asking for workers in the western part of the United States, and travel thinking that they will find gainful employment. However there is much to learn about the United Sta ....