数万人次申请到民勤来种树！春天，共赴一场“沙漠之约”

Group 1 - The core idea of the article revolves around a large-scale tree-planting initiative in Minqin County, Gansu Province, where thousands of volunteers are participating to combat desertification and improve the local ecological environment [1][5][6]. - The initiative, titled "Please Come to Minqin to Plant a Tree," was launched by a young local named Zhong Lin, who returned to his hometown to promote ecological restoration after university [5][6]. - The majority of volunteers are young people, with about 50% being university students and 80% aged between 20 and 35 [6][11]. Group 2 - Volunteers travel from the county to the desert daily, engaging in various activities such as digging holes, planting saplings, and watering them, showcasing their growing proficiency in these tasks [7][11]. - The local government has implemented a one-stop service system to support volunteers, including providing meals and essential supplies at the planting sites [11][14]. - In less than two months, over 34,000 volunteers have participated in the tree-planting efforts, covering an area of 4,500 acres [14].