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The Tennessee Valley Authority (TVA) and U.S. Army Corps of Engineers operate many hydroelectric dams on the Tennessee and Cumberland rivers and their tributaries. These dams form many large reservoirs throughout the state. [41] About half the state's land area is in the Tennessee Valley drainage basin of the Tennessee River. [38]
In terms of biodiversity, the only comparable temperate deciduous forest regions in the world are in central China, Japan, and in the Caucasus Mountains.Both the Appalachians (along with the neighbouring Appalachian mixed mesophytic forests ecoregion) and central China contain relict habitats of an ancient forest that was once widespread over the Northern Hemisphere.
The herb layer is very rich and, in undisturbed areas, the trees can grow very large. Typical trees include sugar maple (Acer saccharum), beech (Fagus grandifolia), tuliptree (Liriodendron tulipifera), basswood (Tilia americana), northern red oak (Quercus rubra), cucumber tree (Magnolia acuminata), and black walnut (Juglans nigra).
[16] [19] While Appalachia is famous for its coal, mica mining was far more dominant in rainforested areas, and logging remained generally confined to the valleys along significant rail lines. [16] However, as outside investors bought up growing tracts of land and Appalachia's railroad system matured, increasing swathes of forest were cleared.
Tennessee state forests. Name (by alphabetical order) Location (of main entrance) Bledsoe State Forest: Bledsoe County: Cedars Of Lebanon State Forest: Wilson County:
When the first Euro-American settlers arrived in the early 19th century, they named the valley after the many sugar maple trees growing in the area at the time. [2] Syrup was made from the sap in these trees and used as a sweetener in the days before the availability of cane sugar. While these trees were cleared by the early settlers, the sugar ...
Located in the Southeast United States, Tennessee is a state as diverse as its landscapes. Politically, Tennessee is broken up into three Grand Divisions: East, Middle, and West Tennessee. Physically, Tennessee is also separated into three main types of landforms: river valley plain, highlands and basins, and mountains.
Map of wood-filled areas in the United States, c. 2000 [1] In the United States , the forest cover by state and territory is estimated from tree-attributes using the basic statistics reported by the Forest Inventory and Analysis (FIA) program of the Forest Service . [ 2 ]