决胜“十四五” 打好收官战丨重庆农村黑臭水体的蜕变之路

Core Insights - The article highlights the successful transformation of rural black and odorous water bodies in Chongqing through comprehensive ecological restoration efforts [1][3][4] Group 1: Overview of the Initiative - 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 June 2023 [3] - The initiative aims to address the complex pollution causes in rural areas, which account for 95% of the city's land and house nearly 10 million residents [3][4] Group 2: Ecological Restoration Methods - The "small micro-wetland+" ecological restoration model has been implemented, utilizing over 10 species of aquatic plants to purify water, transforming former odorous water pits into ecological ponds [4] - In Liangping District's Lianshen Village, the tourism sector has benefited significantly, with over 300,000 visitors expected in 2024, generating more than 60 million yuan in revenue [4] Group 3: Pollution Source Management - Some districts, like Qitang Town in Banan District, have focused on cutting off pollution at the source, promoting the recycling of domestic wastewater to improve living conditions and ecological benefits [5] - The town has implemented a system where kitchen and bathroom wastewater is treated and repurposed for agricultural use, saving significant amounts of organic fertilizer and irrigation water annually [5] Group 4: Long-term Management and Technology Integration - Chongqing has established a long-term management mechanism for rural black and odorous water bodies, emphasizing rapid response and effective governance to prevent pollution recurrence [6] - Digital technology has been integrated into the management process, allowing for real-time monitoring of water body conditions through precise mapping [6]