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古代的内蒙古自治区是一个多林地区,大兴安岭松桦遮天,阴山山脉“东西千余里,草木茂盛,多禽兽”,阿拉善高原“居延绿洲”胡杨、梭梭、柽柳葱茏.伴随着历史的发展,历代王朝统治者为了戍边、移民而毁林屯垦,为了大兴土木而砍伐森林;近代帝国主义的大肆掠夺和战争破坏,加之气候变异、人口增多及过度开垦与掠夺式的强度利用,使森林大面积锐减.到自治区成立初期,全区森林面积仅剩下914万公顷,其中人工林只有4.5万公顷.森林面积以天然林居
Ancient Inner Mongolia Autonomous Region is a multi-forest area, Daxinganling pine bough, Yinshan Mountains “Thousands of things, lush vegetation, many beasts”, Alxa plateau “Juyan oasis” Populus, Haloxylon, Tamarix L. accompanied by history The rulers of the dynasties deforested the settlements in order to defend the borders and immigrants and deforested them for the sake of invigorating the civilians. The plundering and wartime destruction of modern imperialism combined with the increased use of climate variability, population growth and excessive reclamation and predation made the forests Large area plummeted. To the early days of the establishment of the autonomous region, the entire area of the forest area is only 9.14 million hectares, of which only 45,000 hectares of plantations forest area with natural forest