Across China: Guarding green barriers on edge of desert-Xinhua

Across China: Guarding green barriers on edge of desert-

Related Keywords

China ,Minqin ,Gansu ,Badain Jaran ,Nei Mongol ,Lanzhou ,Ma Quanlin ,Gansu Desert Control Research Institute , ,Gansu Province ,Minqin County ,Ecology ,Desert ,Green Barriers ,