张家口涿鹿湿地重生记：桑干河畔的绿色蜕变

Core Viewpoint - The article highlights the successful ecological restoration and governance of the Zhuolu wetlands, transforming it from a polluted area into a vibrant ecosystem that supports biodiversity and contributes to regional green development [4][6]. Group 1: Ecological Restoration Efforts - The transformation began in 2016 with the implementation of the national plan for the comprehensive governance and ecological restoration of the Yongding River, making Zhuolu a key part of the watershed management [4]. - Zhuolu County has taken significant measures against illegal sand mining and land reclamation, while promoting the planting of aquatic plants to stabilize banks and purify water [4]. - The ecological environment of the Sanggan River has improved significantly, with water quality reaching surface water Class III standards, expected to improve to Class II by 2024 [4]. Group 2: Biodiversity and Wildlife Monitoring - The monitoring of migratory birds has shown positive changes, with the number of protected species increasing from 1 to 7, including the first sightings of thousands of swans and cranes [6]. - The establishment of the Sanggan River National Wetland Park in 2017 has created a 1364.7-hectare ecological corridor, enhancing the wetland area to 49.42% [6]. Group 3: Economic and Community Benefits - The revitalization of the wetlands has led to economic benefits, with the modern fruit technology demonstration park producing over 500,000 kilograms of fruit annually, contributing to local income [8]. - The park has created job opportunities and increased local residents' income, with a total of over 12 million yuan generated for the community [8]. - Zhuolu County is expanding its "wetland+" model to develop eco-education and rural tourism, integrating ecological protection into daily life and promoting rural revitalization [8].