A main channel of water flows through the central area of Hohhot in North China's Inner Mongolia autonomous region on June 4. Various bodies of water – comprising the Xiaoheihe River, Zhadagai River and Wulisha River – flow 44 kilometers around the capital city, covering an area of nearly 980 hectares (9.8 million square meters). [Photo by Wang Xiaobo/northnews]

An aerial view of landscape bordering a body of water in the city on June 4. The local government has made great efforts to improve the self-purification of the capital's water through green  methods. To help the process, the government has planted more than 269,000 reeds. [Photo by Wang Xiaobo/northnews]