在党的民族政策光辉照耀下,在党中央和自治区党委的直接领导下,建国三十五年来,内蒙古自治区政治、经济各条战线都取得了一个又一个伟大成就,以“三北”防护林建设为重点的绿化内蒙古的宏伟工程,也有了突飞猛进的发展。内蒙古在历史上是一个多林地区。据地质工作者考证,远在一亿到一亿六千万年前,从大兴安岭到阿拉善高原,到处都有茂密的森林。现经查明的大部分煤田,正是那时森林存在的遗迹。由于古代地理和气候的变迁,森林也随之变化。加之历代王朝大兴土木、乱砍滥伐、毁林垦荒、战争破坏以及近代以来,帝国主义的掠夺,加剧了森林日益减少的趋势。以 Under the brilliant brilliance of the party’s national policy and under the direct leadership of the Party Central Committee and the regional party committees, the political and economic fronts of Inner Mongolia Autonomous Region have made great achievements one after another since the founding of the People’s Republic of China 35 years ago. Taking the “Three Norths” As the focus of the magnificent project of Inner Mongolia, but also by leaps and bounds. Inner Mongolia is historically a multi-forest region. According to the textual research by geological workers, there are dense forests everywhere from one hundred million to one hundred and sixty million years ago, from the Greater Xing’an Mountains to the Alashan Plateau. Most of the coalfields that have been identified are the remains of the forest at the time. Due to the change of ancient geography and climate, the forest also changes accordingly. Coupled with the dynastic boom of ancient dynasties, the deforestation, the deforestation, the destruction of the war, the destruction of the war and the modern era, the plundering of imperialism has exacerbated the declining trend of forests. To