Core Insights - The transformation of Xiariha Town from a desert area with less than 5% vegetation cover to a region with 40% vegetation cover demonstrates the effectiveness of innovative sand control techniques and community involvement in ecological restoration [1][2] Group 1: Sand Control Techniques - A combination of sand control technologies, including 1.5m x 1.5m grass grid sand barriers, nylon bag sand barriers, and low-profile HDPE sand nets, has been developed to combat desertification effectively [1] - The grass grid sand barriers serve as the primary defense, while nylon bag barriers complement them by reducing sand movement, and HDPE nets lower material costs while allowing for vegetation growth [1] - The implementation of "Qingyang deep planting dry farming" techniques has increased the survival rate of saplings to over 80% by ensuring they are planted one meter deep in the sand [1] Group 2: Community Involvement and Economic Impact - The establishment of an "ecological caretaker + social caretaker" management system has engaged local communities in sand control efforts, providing employment opportunities and contributing to poverty alleviation [2] - The local population has transitioned from being "sand control workers" to "green guardians," with all residents achieving poverty alleviation by 2020 [2] - The ecological restoration efforts have led to a significant reduction in sandstorms, with a nearly 60% decrease in windy weather compared to previous years [2]