For more on this, we're now joined by Professor Zhang Kebin, Doctor of College of Soil and Water Conservation at Beijing Forestry University.

Q1. China has made great efforts to fight desertification. Would you say the current situation in the country is under control?

Q2. About a quarter of China's land area is desert, some of which are natural and can't be transformed. So if the conditions can't be changed, how can the economy in desert regions be developed?