Urban ambient air quality in Yunnan Province

On June 9, 14 cities including Kunming, Chuxiong, Yuxi, Qujing, Mengzi, Wenshan, Baoshan, Mangshi, Dali, Lijiang, Lushui, Lincang, Pu'er and Jinghong had excellent environmental air quality; the two cities of Shangri-La and Zhaotong had excellent environmental air quality, and the primary pollutant was ozone. (Yunnan Provincial Department of Ecology and Environment Photo provided by: Propaganda Department of Honghe Prefectural Committee)