What was part of the Savanna Military Reservation was is now located on the eastern bank of the Mississippi River?
Savanna National Forest Savanna National Forest was established by the U.S. Forest Service in Illinois on June 5, 1925 from part of the Savanna Military Reservation, now the Savanna Army Depot, with 10710 acre . On June 15, 1926 Savanna was renamed Bellevue-Savanna National Forest. The forest was abolished on July 15, 1954.
Upper Midwest forest-savanna transition The Upper Midwest forest-savanna transition is a terrestrial ecoregion that is defined by the World Wildlife Fund. An oak savanna plant community located in the Upper Midwest region of the United States, it is a transitory ecotone between the tallgrass prairies to the west and the temperate deciduous forests to the east. A part of the Upper Mississippi River basin, it is considered endangered with less than 5% of the original ecosystem remaining intact, due mostly to overgrazing and conversion to agriculture.