Core Viewpoint - The 20th Central Committee of the Communist Party of China emphasizes accelerating the comprehensive green transformation of economic and social development to build a beautiful China [1] Group 1: Water-Sand Relationship Management - The Yellow River's management focuses on the relationship between water and sediment, which is crucial for ensuring the river's long-term stability [2] - Since 2002, 31 water-sand regulation operations have been conducted, sending over 3.5 billion tons of sediment to the sea, significantly improving flood discharge and sediment transport capabilities [2][8] - The coordinated operation of multiple reservoirs is essential for effectively managing the water-sand relationship [5][6] Group 2: Technological Integration - The use of digital twin technology enhances the efficiency of water-sand regulation, allowing for real-time monitoring and adjustments [4][9] - The digital twin system incorporates 5.5 billion data points, creating a virtual representation of the Yellow River for better management and forecasting [9][11] - Advanced monitoring equipment, including drones and sensors, supports the operational efficiency of water-sand management [9][12] Group 3: Ecological Considerations - The Yellow River Protection Law mandates measures to minimize the impact of water-sand regulation on aquatic life and habitats [12] - Research indicates that water-sand regulation has stabilized river dynamics, improving habitats for aquatic species, including rare fish [12][13] - Continuous ecological monitoring is being implemented to understand the relationship between water-sand changes and aquatic biodiversity [12][13]