Group 1 - Erhai Lake is a crucial natural reserve and drinking water source for Dali City, Yunnan Province, playing multiple roles in ecological protection, tourism, urban water supply, climate regulation, and biodiversity maintenance [1] - The protection of Erhai Lake is a complex and systematic project requiring the participation of government, enterprises, and the public, emphasizing the need for diverse stakeholders including green enterprises, environmental organizations, and research institutions [1] Group 2 - The Dali government has implemented various protective measures such as "Three Retirements and Three Returns," "Six Major Projects," "Seven Major Actions," and "Eight Major Battles," leading to improvements in water quality and ecological environment around Erhai Lake [2] - A local environmental technology company focuses on ecological protection and resource recycling, processing nearly 2000 tons of organic waste daily, which contributes significantly to the protection of Erhai Lake and increases income for surrounding farmers [2] Group 3 - Local communities around Erhai Lake actively participate in its protection by establishing rules and regulations through cultural practices, ensuring sustainable fishing and resource use [3] - The community enforces traditional practices such as prohibiting the use of small fishing nets and toxic methods, which helps maintain the ecological balance and supports the lake's recovery [3] Group 4 - Comprehensive ecological protection efforts have led to the gradual restoration of the Erhai Lake ecosystem, highlighting the interdependence between humans and lakes, and the importance of nurturing nature for sustainable ecological benefits [4]