在广州黄埔区，有一条河畅水清的绿色长廊 从南岗河蝶变看水生态向好（大数据观察·点读“十四五”）

Core Viewpoint - The article highlights the successful transformation of the Nangang River in Guangzhou, showcasing the effective implementation of water management strategies and community involvement in restoring the river's ecological health and enhancing the quality of life for residents [2][4][7]. Group 1: River Management and Restoration - The Nangang River, once severely polluted, has been restored to a Class III water quality standard, with some areas reaching Class II, through comprehensive pollution source management and infrastructure improvements [4]. - Over 1,300 pollution sources have been addressed, and wastewater treatment facilities have been expanded to handle 300,000 tons of wastewater daily, ensuring full coverage of sewage networks and compliance with treatment standards [4]. - The river's restoration involved the removal of 105 illegal constructions, covering over 15,000 square meters, which contributed to the recovery of the water ecosystem [3]. Group 2: Community Engagement and Ecological Benefits - The restoration efforts have led to increased biodiversity, with 85 species of wild birds recorded along the river, including several nationally protected species [6]. - The transformation of the river has also revitalized urban spaces, with the creation of parks and recreational areas that enhance community engagement and well-being [6][7]. - The establishment of a volunteer team, which has grown from 20 to over 200 members, reflects the community's commitment to maintaining the river's health through regular cleanup activities [8]. Group 3: Technological Integration in Water Management - The implementation of a digital twin system allows for real-time monitoring of water quality and levels, improving decision-making and response times during potential flooding events [8]. - The use of drones for monitoring and inspections has significantly increased efficiency, reducing the time required for assessments from one month to one day [8]. - The integration of technology in water management has fostered a collaborative environment, with over 140,000 registered volunteers contributing to river protection efforts [9].