,When the Mongols Set Out to Conquer the World, There Was Only One Limiting Factor: Grass,The cross-boundary of land degradation in Mongolia and China and achieving its neutrality - challenges and opportunities - ScienceDirect,Mongol Empire | Overview, History & Army Video,The Agricultural Mongols: Land Reclamation and the Formation of Mongolian Village Society in Modern China | 春風社 Shumpusha Publishing