Tourists visit Qinghai Lake in northwest China's Qinghai Province, Nov. 23, 2023. Located in the northeastern part of the Qinghai-Tibet Plateau, the Qinghai Lake is key to maintaining the ecological balance in western China. It is also a natural barrier for controlling the eastward spread of desertification and ensuring the safety of agricultural areas in eastern China.(Photo: Xinhua)
A water bird is pictured at Qinghai Lake in northwest China's Qinghai Province, Nov. 23, 2023. Located in the northeastern part of the Qinghai-Tibet Plateau, the Qinghai Lake is key to maintaining the ecological balance in western China. It is also a natural barrier for controlling the eastward spread of desertification and ensuring the safety of agricultural areas in eastern China.(Photo: Xinhua)
Water birds are pictured at Qinghai Lake in northwest China's Qinghai Province, Nov. 23, 2023. Located in the northeastern part of the Qinghai-Tibet Plateau, the Qinghai Lake is key to maintaining the ecological balance in western China. It is also a natural barrier for controlling the eastward spread of desertification and ensuring the safety of agricultural areas in eastern China.(Photo: Xinhua)
A water bird is pictured at Qinghai Lake in northwest China's Qinghai Province, Nov. 23, 2023. Located in the northeastern part of the Qinghai-Tibet Plateau, the Qinghai Lake is key to maintaining the ecological balance in western China. It is also a natural barrier for controlling the eastward spread of desertification and ensuring the safety of agricultural areas in eastern China.(Photo: Xinhua)