In pics: Quxi wetland in Haikou City, south China's Hainan

Local residents raise duck for a living at Quxi wetland in Haikou City, south China's Hainan Province, May 30, 2018. Efforts made by Haikou City to restore ecosystem have improved the water quality of wetlands, which are expected to play a better role in flood prevention, climate regulation and preservation of the local biodiversity. (Xinhua/Zhao Yingquan)