乌兰察布市地处内蒙古自治区中部,是京津风沙源治理工程的重点地区和华北地区东进西出,连接东北、华北、西北三大经济区域的交通枢纽,也是通往蒙古、俄罗斯的重要国际通道。自1981年五届全国人大四次会议作出《关于开展全民义务植树运动的决议》以来,乌 Located in the central Inner Mongolia Autonomous Region, Wulanchabu City is a key area for sandstorm source control projects in Beijing and Tianjin and a transportation hub connecting east and west of North China and connecting the three major economic regions of Northeast, North China and Northwest China. It is also the gateway to Mongolia and Russia Important international channels. Since the Fourth Session of the Fifth National People’s Congress in 1981 “made a resolution on carrying out the national volunteer tree planting movement,” Wu