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渝人治水,重庆“流域智治”筑牢长江上游生态屏障
第一财经· 2025-08-15 07:21
Core Viewpoint - The article emphasizes the importance of ecological protection and restoration in the Yangtze River Basin, particularly in Chongqing, highlighting successful initiatives in wetland restoration, waste management, and geological hazard mitigation to promote sustainable development in the region [3][18]. Group 1: Ecological Restoration Efforts - The Three Gorges Reservoir area has transformed a previously polluted and unattractive wetland into a vibrant national wetland park, attracting 4.22 million visitors in the first half of the year, a 48% increase [7]. - The ecological restoration projects in the PENGXI River area include the construction of a water level regulation dam and the planting of over 600 acres of flood-tolerant trees, achieving a survival rate of over 90% [6][7]. - The water quality in the restored areas has improved, with overall water quality reaching or exceeding Class III standards, and the proportion of Class II water quality at exit points increasing annually [7][18]. Group 2: Waste Management Innovations - The "Intelligent Management and Cleaning" platform in Fengjie County utilizes IoT devices for real-time monitoring and management of floating waste in the Yangtze River, significantly improving cleaning efficiency [11][12]. - The county has implemented a systematic approach to waste collection and disposal, categorizing waste to enhance recycling and reduce incineration costs [12]. Group 3: Geological Hazard Mitigation - The article discusses the ongoing efforts to address geological hazards in the Three Gorges area, with 431 identified hazardous rock formations, of which 415 have been treated, achieving a clearance rate of 96.3% [14][17]. - A comprehensive monitoring system has been established, including 45 smart devices and drone surveillance, to ensure the safety of the surrounding communities and navigation routes [17]. Group 4: Overall Environmental Quality Improvement - By the end of 2024, Chongqing aims to maintain a 100% excellent water quality ratio at national control sections for two consecutive years, with the Yangtze River's water quality meeting Class II standards for eight years [18]. - The ecological quality index of the city has reached 66.96, surpassing the national annual value by 11.01, indicating significant progress in ecological protection and restoration efforts [18].
渝人治水,重庆“流域智治”筑牢长江上游生态屏障|活力中国调研行
Di Yi Cai Jing· 2025-08-15 03:06
Group 1: Ecological Quality and Water Management - The ecological quality index of Chongqing reached 66.96, which is 11.01 higher than the national annual value, with outbound water quality better than inbound water quality [1] - The Yangtze River, spanning 691 kilometers in Chongqing, is crucial for maintaining ecological balance and is seen as a responsibility for promoting green development in the Yangtze Economic Belt [1] - The management of the drawdown zone in the Three Gorges Reservoir area has been recognized as a global challenge due to its ecological sensitivity and vulnerability to pollution [2][3] Group 2: Restoration and Tourism Development - The drawdown zone has been transformed into a wetland park, attracting 4.22 million visitors in the first half of the year, marking a 48% increase [5] - The ecological restoration efforts include planting over 600 acres of water-tolerant trees with a survival rate exceeding 90%, and creating habitats for various bird species [3][4] - The Hanfeng Lake area has been developed into a national wetland park, contributing significantly to local tourism and economic growth [5] Group 3: Waste Management and Pollution Control - The "Intelligent Management and Cleaning" platform has been implemented in Fengjie County to enhance the efficiency of waste collection in the Yangtze River, with a total area of 70.62 square kilometers requiring cleaning [6][8] - The county has adopted a systematic approach to waste management, including sorting and recycling, which improves the economic viability of waste disposal [9] - The use of advanced monitoring technologies has significantly improved the efficiency of waste management operations, ensuring a cleaner river environment [8][9] Group 4: Geological Safety and Risk Management - There are 431 identified hazardous rock formations in the Chongqing Three Gorges area, with a goal to eliminate these risks by the end of the year [10][12] - A comprehensive monitoring system has been established to ensure the safety of these geological formations, including the installation of 45 smart devices for real-time monitoring [13] - The government aims for a 100% clearance rate of hazardous rock formations, with significant progress already made [13]