By practicing agroforestry — growing trees alongside crops and livestock, for example — farmers can improve soils, produce nutrient-rich foods, and build resilience to climate change. Now, a movement is emerging to bring this approach to the depleted lands of the Corn Belt.
Large parts of the corn palt are prarie and should be grass as far as eye can see. Corn is a grass.
The area this article is talking about was oak savannah: