Core Viewpoint - The article highlights the comprehensive efforts made by Shiping County in Yunnan Province to protect and restore the ecological environment of Yilong Lake, focusing on water quality improvement and sustainable management practices. Group 1: Water Quality Improvement - Yilong Lake, part of the Pearl River system, has faced severe eutrophication due to extensive fish farming since the early 1990s, leading to declining water quality [2] - Shiping County has established a command system for water quality improvement, implementing various measures such as pollution interception and treatment, resulting in urban sewage collection and treatment rates of 96.4% and 98.5% respectively since 2024 [2] - The county has also achieved a 100% sewage treatment rate for 244 villages in the Yilong Lake basin, up from 60.8% during the 13th Five-Year Plan period [2] Group 2: Agricultural Practices and Pollution Control - To control agricultural non-point source pollution, Shiping County has adjusted the planting structure over 117,900 acres and implemented zero-chemical farming practices on 1,680 acres since 2024 [3] - The county has conducted artificial rainfall operations at 312 points, effectively supplementing 30.2 million cubic meters of water to Yilong Lake [3] - Regular river cleaning and inspections have been carried out, clearing 173 rivers and channels totaling 688 kilometers to improve the lake's ecological environment [3] Group 3: Ecological Restoration Initiatives - The county has adopted biological ecological governance techniques, including the introduction of aquatic animals and the restoration of submerged plant communities, with a total investment of 270 million yuan for a project covering 8,370 acres [4] - The project has led to a significant decrease in algal density and an increase in water transparency, contributing to the recovery of the aquatic plant species known as sea vegetable flowers, which have become economically beneficial for local villagers [4] Group 4: Community Engagement and Support - Shiping County has mobilized community support for the lake's protection, conducting 946 educational sessions with over 60,000 participants and 215 volunteer activities reaching more than 57,000 people since 2024 [5] - The county has implemented a "Party Building + Segment Responsibility System," with 239 segment leaders conducting regular inspections and clean-up activities in 244 villages [6] - The transformation of local fishermen into lake guardians has been a significant outcome, contributing to the ongoing efforts to maintain the lake's cleanliness and ecological health [6] Group 5: Achievements and Future Prospects - Continuous efforts have led to improved water quality and environmental conditions, with the lake achieving its water quality improvement targets between April and June this year [6] - The enhanced ecological environment has facilitated the hosting of various events, including marathons, and Yilong Lake has been recognized as "China's Most Beautiful Plateau Lake Race Track," attracting both domestic and international visitors [6]