Desert Research Department

Desertification is one of the most important crises in the world today; In such a way that currently about one thousand three hundred million people living in more than 110 countries (nearly three fifths of the world’s countries) are suffering from its harmful effects and its economic, social and political consequences will undoubtedly affect the inhabitants of other parts of the earth. makes (Diallo, 2001). Iran has a fragile ecology due to the fact that 6.88% of its area is located in the territory of dry lands; Especially, 34.8% of the country’s area (about five times the world average) is occupied by dry lands. Therefore, the research in the field of desertification and desertification, with the aim of identifying the mechanisms of sustainable protection and restoration of the country’s water and soil reserves and resources, in desert ecosystems, has been the priority of the Research Institute of Forests and Ranges.