摘要
Badain Jaran Desert The Badain Jaran Desert,located in the north of Alxa Right Banner in Inner Mongolia and bordering Gansu Province to the west,is China’s third-largest and the world’s fourth-largest desert.Spanning an area of approximately 49,200 square km,with average altitudes ranging from 1,200 to 1,700 metres,this vast and majestic desert remains largely untouched,with around 10,000 square km still unexplored by humans.