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Professor Lawrence Martin created a schema for dividing Wisconsin into geographical regions in his work "The Physical Geography of Wisconsin". [1] [2] Western Upland; Eastern Ridges and Lowlands; Central Plain; Northern Highland; Lake Superior Lowland; Three of these geographical provinces are uplands and two are lowlands.
Wisconsin ecoregion map prepared by the U.S. Environmental Protection Agency. The list of ecoregions in Wisconsin are listings of terrestrial ecoregions (see also, ecosystem) in the United States' State of Wisconsin, as defined separately by the United States Environmental Protection Agency (USEPA), and the World Wildlife Fund.
Wisconsin National Historic Landmarks (clickable map) This is a list of National Historic Landmarks in the U.S. state of Wisconsin . National Historic Landmarks are designated by the U.S. National Park Service , which recognizes buildings, structures, districts, objects, and sites which satisfy certain criteria for historic significance.
The National Natural Landmarks (NNLs) in Wisconsin include 18 of the almost 600 such landmarks in the United States. [1] They cover areas of geological, biological and historical importance, and include dune and swales, swamps, bogs, and virgin forests. [1] Several of the sites provide habitat for rare or endangered plant and animal species.
Wisconsin is bordered by Lake Superior in the north and Lake Michigan in the east. [37] The state has over 15,000 named lakes, totaling about 1 million acres (4,000 km 2). Within Wisconsin, Lakes Superior and Michigan total 6.4 million acres (26,000 km 2). [38] Along the two great lakes, Wisconsin has over 500 miles (800 km) of shoreline. [39]
Wisconsin Department of Natural Resources Two Creeks Buried Forest State Natural Area is a site in the Wisconsin State Natural Areas Program and a unit of the Ice Age National Scientific Reserve . The site lies in the northeast corner of Manitowoc County on the shore of Lake Michigan north of Two Creeks, Wisconsin , USA.
Dorothy Lake State Natural Area is a Wisconsin Department of Natural Resources-designated State Natural Area featuring forested end moraine topography, with many steep-sided ridges and depressions. This results in a diverse mosaic of natural communities, including forests, swamps, fens, lakes, and streams.
Unmetamorphosed sedimentary rocks are found in the rock record from the Cambrian, in the early Paleozoic.The feldspathic quartz sandstone and orthoquartz sandstone of Chequamegon, Devils Island and Orienta formations make up the Bayfield Group which underlies the entire Lake Superior shoreline of the state from Chequamecon Bay to the St. Louis River in the west.