Spatial analysis of land use Change in Periphery Rural settlements of Birjand

Today, land use change is an effective process in geographical space. Land use change is a growing phenomenon that has changed the rural environment; These changes in the rural environment have hampered rural development programs based on improving rural conditions and rural life in all its dimensions. These changes, which often occur as a result of human activities, have become one of the most important problems in the new environment due to the lack of a principled program, neglect of sustainable development and lack of sustainable management. The present study has been compiled with the aim of investigating and analyzing land use changes in rural settlements of Birjand. In order to achieve the above goal, three series of satellite images that have been prepared and analyzed for each of the studied villages (Hajiabad, Amirabad, Chehkand and Aliabad) during 2000, 2010 and 2020. The research method is descriptive-analytical and also for preparing and analyzing data from the cloud computing system of Google Earth Engine, Envi software and Arc GIS software and also for predicting the changes of Horizon 1420, Idrisi software has been used. The results of satellite images show that during the period 2000 to 2020, extensive changes have been made in the physical texture of the study area. In this period, the area of ​​land built in the villages of Hajiabad, Amirabad, Chehkand and Aliabad from 21/96, 22/01, 7/21 and 5.52 hectares in 2000 to 183.77, respectively. , 129.62, 99.07 and 21.08 hectares have changed in 2020; And the area of ​​barren land that has been surveyed in the group of other lands has decreased. Also, the results of Horizon 1420 forecast show that the major land use changes in the next 20 years will be in the field of built and residential lands.