苦练治水“内功” 一江清水出三江

Group 1 - The core viewpoint emphasizes the importance of ecological protection in the Yangtze River upstream region, advocating for a strategy of "coordinated protection without large-scale development" to safeguard water quality [1] - The city of Yibin has made significant progress in water management over the past three years, achieving a 100% excellent water quality rate at 22 national and provincial assessment sections and successfully restoring natural spawning grounds for the Yangtze sturgeon [2][6] - Yibin's urban sewage treatment capacity has improved, with daily sewage generation at approximately 300,000 cubic meters and treatment capacity exceeding 400,000 cubic meters, indicating a focus on enhancing both the quantity and quality of sewage treatment [3] Group 2 - The city has implemented a "factory-network integration" model for sewage treatment, consolidating operations under a single entity to improve efficiency and streamline processes [4] - Collaborative efforts among various departments have been established to address pollution sources effectively, with a focus on small river basin management, which is crucial for maintaining water quality in densely populated areas [5][6] - Over the past three years, Yibin has invested 14.25 billion yuan in small river basin governance, constructing or renovating 15 sewage treatment plants and 696 kilometers of sewage pipelines, resulting in a reduction of approximately 29 million tons of sewage discharge annually [6]