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The Illinois Land Conservation Act (Public Law 104-106) created the Midewin National Tallgrass Prairie, designated the transfer of 19,165 acres (7,756 ha) of land in Illinois from the U.S. Army to the U.S. Department of Agriculture's Forest Service. The Illinois Land Conservation Act mandates that Midewin be managed to meet four primary objectives:
Illinois' ecology is in a land area of 56,400 square miles (146,000 km 2); the state is 385 miles (620 km) long and 218 miles (351 km) wide and is located between latitude: 36.9540° to 42.4951° N, and longitude: 87.3840° to 91.4244° W, [1] with primarily a humid continental climate.
[4] [5] The Forest Preserve District Association was formed in 1911 after a new state law was adopted in 1909; however, the courts declared the law unconstitutional in 1911. In 1913, Illinois adopted the Cook County Forest Preserve District Act [3] that was signed by the governor and survived legal challenge. The 1913 law allowed a county board:
Sand Ridge State Forest is the largest area of sand-dominated plants managed by the state of Illinois. [1] A 2013 study of vascular plants found 141 non-native (exotic) species in the state forest. [1] Endemic species include the prickly pear cactus , that may be more familiar to Mexicans and residents of the U.S. Southwest. [12] [7] [6]
Community portal; Recent changes ... This is a list of state forests in Illinois. [1] Illinois state forests. Name Location Big River State Forest: Henderson County ...
Busse Woods, the heart of the forest preserve, is a mature Great Lakes hardwood forest. A 440-acre (180 ha) segment of the woods, the Busse Forest Nature Preserve, is listed as a national natural landmark [2] as a surviving fragment of flatwoods, a type of damp-ground forest formerly typical of extremely level patches of ground in the Great Lakes region.
Northern Illinois is dominated by the Chicago metropolitan area, including the city of Chicago, its suburbs, and the adjoining exurban area into which the metropolis is expanding. The " collar counties " are the five counties that surround the centrally located Cook County in the Chicago metropolitan area: DuPage County, Kane County, Lake ...
The Shawnee National Forest is a United States National Forest located in the Ozark and Shawnee Hills of Southern Illinois, United States. Administered by the U.S.D.A. Forest Service , it consists of approximately 498,615 acres (2,100 km²) of federally managed lands.