Photo taken on July 3, 2015 shows workers laying sand-fixed shrubs and branches at the north side of Yarlung Zangbo River in southwest China's Tibet Autonomous Region. More than 10,005 hectares of desert land at the north side of Yarlung Zangbo River has been transformed after local government carried out a conservation program in recent years. (Photo: Xinhua/Purbu Zhaxi)
