Aerial photo taken on Aug. 10, 2022 shows a section of the ecological corridor along the Yellow River in Sanmenxia City, central China's Henan Province. The 711-kilometer Henan section of the Yellow River flows through the main economic zone of central China. In recent years, Henan Province is continuing to build the ecological corridor along the Yellow River, integrating functions such as flood control, habitats for plants and animals, ecological agriculture and cultural tourism. About 7,513 hectares of green area has been completed along the Henan section of the Yellow River. Photo: Xinhua

Aerial photo taken on Aug. 10, 2022 shows a section of the ecological corridor along the Yellow River in Sanmenxia City, central China's Henan Province. The 711-kilometer Henan section of the Yellow River flows through the main economic zone of central China. In recent years, Henan Province is continuing to build the ecological corridor along the Yellow River, integrating functions such as flood control, habitats for plants and animals, ecological agriculture and cultural tourism. About 7,513 hectares of green area has been completed along the Henan section of the Yellow River. Photo: Xinhua

Aerial photo taken on Aug. 11, 2022 shows a section of the ecological corridor along the Yellow River in Huiji District of Zhengzhou City, central China's Henan Province. Photo: Xinhua

Aerial photo taken on Aug. 11, 2022 shows a park along the Yellow River in Zhengzhou City, central China's Henan Province. Photo: Xinhua

Aerial photo taken on Aug. 11, 2022 shows a section of the ecological corridor along the Yellow River in Huiji District of Zhengzhou City, central China's Henan Province. Photo: Xinhua

Aerial photo taken on Aug. 10, 2022 shows a section of the ecological corridor along the Yellow River in Sanmenxia City, central China's Henan Province. Photo: Xinhua