Water quality of Dian Lake improved a lot in SW China's Yunnan
Xinhua,November 16, 2017 Adjust font size:
Photo taken on Nov. 14, 2017 shows the scenery of Dian Lake in Kunming, southwest China's Yunnan Province. The water quality of Dian Lake has been improved a lot after years of water ecosystem restoration and wastewater management. (Xinhua/Lin Yiguang)