Great Lakes of the lakes: Ontario does not border Lake Michigan, and Michigan does not border Lake Ontario. New York and Wisconsin's jurisdictions extend into two lakes, and each of the remaining states into one of the lakes. As the surfaces of Lakes Superior, Huron, Michigan, and Erie are all approximately the same elevation above sea level, while Lake Ontario is significantly lower, and because the Niagara Escarpment precludes all natural navigation, the four upper lakes are commonly called the "upper great lakes". This designation, however, is not universal. Those living on the shore of Lake Superior often refer to all the
University of Wisconsin–Milwaukee School of Freshwater Sciences University of Wisconsin–Milwaukee School of Freshwater Sciences University of Wisconsin–Milwaukee School of Freshwater Sciences (SFS) is an academic division of the University of Wisconsin–Milwaukee focusing on freshwater research and graduate education. Located at the edge of the Great Lakes, SFS is the only graduate school of freshwater science in the U.S. and the third in the world. It offers Doctor of Philosophy (Ph.D.) and Master of Science (M.S.) of Freshwater Sciences in Freshwater System Dynamics, Human and Ecosystem Health, Freshwater Technology and Freshwater Economics, Policy and Management. The school was built upon the Great Lakes WATER Institute, a freshwater research