Aerial photo taken on May 26, 2020 shows the view of Yutouwan on a tributary of the Yangtze River in Wushan County, southwest China's Chongqing. In recent years, Chongqing has continuously built up important ecological barriers in the upper reaches of the Yangtze River by strengthening ecological restoration. The ecological environment in the Chongqing section of the Yangtze River has been continuously improved. (Xinhua/Wang Quanchao)
