Western Hemisphere has North America, South America, half of Antarctica, and a little section of Africa. Eastern Hemisphere has Europe, Asia, Australia, Africa, and half of Antarctica. Northern Hemisphere has North America, half of Africa, Asia, a little bit of South America, and Europe. Southern Hemisphere has Antarctica, half Africa, Australia, and the rest of South America. The federal government comprises the states of Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Ohio, South Dakota, and Wisconsin. The other two regions, the Northwest Territory, or the Old Northwest, and the Great Plains, the Midwest has become more an idea than a region: an area of immense diversity but somehow consciously representative of a national average. Ice Capes, Turda, Calciferous Forest, Mixed Forest, Deciduous Forest, Temperate Grassland, Chaparral, Desert Scrub, Desert, Tropical Grassland, Broad-leaf Evergreen Forest.