Corn and soybeans are some of the most widely grown commodity crops in the world. The story of these two crops encompasses the story of human civilization. It spans more than 9,000 years, 112 countries, more calories than could be estimated accurately, and the transformation of cultures, economies and ecosystems. Yet the cultural and ecological dynamics of the American Corn Belt are not easily seen or understood. This podcast explores the way these humble crops both shapes and is shaped by the intertwined forces of culture, history and ecology.