The screen shot shows migratory birds at the Hulun Lake wetland in Hulun Buir, north China's Inner Mongolia Autonomous Region, May 13, 2021. (Xinhua/Wang Xuebing)
Across China: Once-dwindling freshwater lake on grassland regains vitality
Source: Xinhua| 2021-05-25 12:51:51|Editor: huaxia
