万泉河水清又清（我家门前有条河）

Core Viewpoint - The story of the Wanquan River reflects the transformation of the environment and the community's relationship with nature, emphasizing the importance of ecological restoration and its impact on local livelihoods [4][8]. Environmental Restoration - The Wanquan River has undergone significant ecological restoration, with measures such as closing pollution outlets, shutting down polluting enterprises, and constructing sewage treatment facilities [5]. - The river's ecological health has improved, leading to a resurgence of tourism and recreational activities along its banks [5][6]. Economic Impact - The ecological product value (GEP) of the Wanquan River is estimated at 209.753 billion yuan, highlighting the economic benefits derived from a healthy ecosystem [6]. - The restoration has contributed to the growth of local businesses, including cafes and agritourism, enhancing the quality of life for residents [6]. Community Engagement - The local community, represented by individuals like Wei Wenxian, plays a crucial role in monitoring and protecting the river, demonstrating a commitment to environmental stewardship [5][8]. - The narrative illustrates the shift from viewing nature as a resource to recognizing it as a source of well-being and economic opportunity, aligning with the philosophy that "lucid waters and lush mountains are invaluable assets" [8].