Sanjiangyuan National Nature Reserve
Sanjiangyuan Nature Reserve is located in the Sanjiangyuan area, where the Yangtze River, Yellow River, and Lantsang River originate. It is the most concentrated reserve of wildlife species in a high-altitude region and the highest natural wetland in China. Established in 2000, the reserve was set up to protect its eco-system and the wetlands, provide favorable living habitats for its wild animals, and preserve its original physiognomy and unique natural scenery. The reserve nurtures many types of vegetation with three types of plants under state protection (category II) and another 34 types under special provincial protection. The vegetation in the reserve consists of coniferous forest, broadleaf forest, mixed forest, shrubs, alpine meadow, and swamp. The reserve has recorded more than 2238 vascular plant species belonging to 471 genera under 87 families. Besides the vegetation, 85 types of beasts, 237 types of birds, and 48 types of reptiles and amphibians also dwell there including Tibetan Antelope, Snow Leopard, Wild Yak, and Himalayan Blue Sheep.