Swans fly over a wetland in Sanmenxia, central China s Henan Province, Nov. 22, 2022. A large number of migratory swans flied to the Yellow River wetland in Sanmenxia to spend winter.
Swans fly over a wetland in Sanmenxia, central China s Henan Province, Nov. 22, 2022. A large number of migratory swans flied to the Yellow River wetland in Sanmenxia to spend winter.
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.