نمذجة تغير استعمالات الأرض الزراعية و الغطاء الأرضي في ناحية المعتصم باستخدام نظم المعلومات الجغرافية

Abstract EN

This research is aimed to detect and monitors the change of land cover for agricultural and land uses at Al-Mu'tasim district through the comparison between the years of (1990-2019), by using the satellite visuals( Land sat-5 for the years of 2019), and the study discovered that there are five varieties for the land cover, represented by gypsum and barren lands, wet lands and water fields, agricultural lands, human settlements and natural plants, through making a comparison between the two periods, we find there is a clear and significant change between the years of presented study, as in the rate of change of agricultural lands(11.9% ) in addition to depending on A guide (NDVI) to analyze the vegetation context, and this indicator is based on the extent of the increase in the use of human activities on the land cover.

Therefore, a model for the analysis of vegetation cover was made through the introduction of satellite visuals for the study period (1990-2019) and the extraction of maps in a new form representing the rates of change of vegetation cover in the region of the study.