Desertification in many countries is mixed with political, economic and economic conditions. Therefore, examining the role and impact of government economic policies on environmental quality can be important. Technology, population growth, and subsidy policies have accelerated land degradation over the past six years in environmentally sensitive areas. The first step to deal with this problem in the region is to identify the main and basic factors. In this research, an attempt has been made to determine the trend of land degradation in the Hoz Sultan Qom area by examining past findings with the help of the Madalus model, in which management is significant in desertification. A set of demographic and economic indicators suitable for risk assessment Desertification and creating an artificial index based on a multivariate approach and finally comparing this index with the standard desertification index that refers to geophysical conditions. Therefore, new findings on the impact of policy on the environment and its role in desertification studies to be.