重庆农村黑臭水体的蝶变之路

Core Viewpoint - The comprehensive governance of rural black and odorous water bodies in Chongqing has shown significant results, transforming previously polluted areas into beautiful wetlands and recreational spaces for residents [1][2]. Group 1: Governance and Achievements - Chongqing has conducted a thorough investigation of rural black and odorous water bodies, identifying 1,314 sites covering 3.05 million square meters, all of which have been treated by the end of June this year [1]. - The city has achieved a full dynamic clearance of rural black and odorous water bodies, with a focus on localized strategies for pollution control and ecological restoration [1][4]. Group 2: Ecological Restoration Initiatives - In the village of Lianshen, the implementation of a "small micro-wetland +" ecological restoration model has transformed former gypsum mining areas into ecological ponds, enhancing local tourism with over 300,000 visitors expected in 2024 and generating over 60 million yuan in tourism revenue [2]. - Various districts have explored cutting off pollution at the source, such as in Qitang Town, where the recycling of domestic wastewater has led to improved living conditions and ecological benefits [2][3]. Group 3: Wastewater Management Innovations - The introduction of a classification and treatment model for wastewater in Qitang Town has significantly reduced pollution, with treated wastewater being repurposed for agricultural use, saving 800 kilograms of organic fertilizer and 3,650 cubic meters of irrigation water annually [3]. - The integration of digital technology into the management of rural black and odorous water bodies allows for real-time monitoring and visualization of water conditions, reinforcing the effectiveness of the governance measures [4].