为了改善生态环境，扩大森林资源，建国以来我国开展了大规模的植树造林运动。全民义务植树成为我国林业生态工程建设的重要组成部分，也成为有中国特色的林业发展和生态教育的一种有益模式。据统计， 20年来，全国义务植树达到 300亿株，有效地扩大了森林资源面积。通过义务植 In order to improve the ecological environment and expand forest resources, China has launched a large-scale tree planting and afforestation campaign since its founding. The voluntary tree planting has become an important part of the construction of forestry ecological projects in our country and has also become a beneficial mode for forestry development and ecological education with Chinese characteristics. According to statistics, over the past 20 years, the nation’s voluntary tree planting has reached 30 billion, effectively expanding the area of ​​forest resources. Through compulsory planting