Keep a log of the foods you eat in one day. Determine how much of your diet came from grains, either directly from breads and cereals, or indirectly from livestock raised on grain products.

Using an atlas and other reference books, find the grasslands on each continent; describe the climate, geology, and other influential environmental factors; list indigenous animals and note any that are economically or socially important; discuss how native people use the grasslands and grass products.