Over a quarter of China is covered either by desert or land suffering desertification, a situation which puts the country's crops and water supplies at risk. And while global warming certainly exacerbates the frequency and increase of droughts, it is not the only culprit: desertification problems cannot be addressed without tackling issues linked to over-cultivation, sprawling urban growth and water management. FRANCE 24 reports from China's Gansu Province.
A programme prepared by Patrick Lovett and Laura Burloux
Physicist, Professor at Sciences Po