Developed land includes urban areas and rural transportation land.
The size of the pies is proportional to the amount of land that has been converted in that state, scaled between Vermont with 2,100 acres and Texas with 227,200 acres. The national pie is not proportional to the state pies. NRI maps reflect national patterns rather than site- specific information. A Federal program established under the Food Security Act of 1985 to assist private landowners to convert highly erodible cropland to vegetative cover for 10 years. Noncultivated cropland includes permanent hayland and horticultural cropland.