Tarom, Zanjan to determine the best areas of watershed environmental assessment ecological potential land for development

Man has always been dependent on nature and for their basic needs is based to the environment. But over time due to management practices and right or wrong interventions enter the effects on land. For this reason and because of the human potential, the ecological potential for future development of land is very important. Today, many cities in our country due to its unlimited expansion and without program Can take destroy of natural environments. But the increasing urban population, followed by the growth of cities, according to the control of the development of cities and stepping to the principles of sustainable development is necessary. Purpose of this study is determination of the best of environmental arenas for urban development land use in Tarom watershed in Zanjan province. For this study was used Analytical Hierarchy Process method. For this purpose after preparation of information layers and import of these layers in Arc GIS software and after preparation of questionnaire by experts, were completed early and normal matrices for determination of layers relative weight. Upshot, layers ultimate weight and incorporation of information in Idrisi Software were performed. Results showed about 14.36 percent of total of area has appropriate grade and 10.12 percent has second degree and 75.52 percent don’t have potential for this development.