ﺍﻟﺘﻐﻴﺮﺍﺕ ﺍﻟﺠﻴﻮﻣﻮﺭﻓﻮﻟﻮﺟﻴﺔ ﺍﻷﻓﻘﻴﺔ ﺑﻤﺠﺮﻯ ﻧﻬﺮ ﺍﻟﻨﻴﻞ ﺑﻤﺤﺎﻓﻈﺔ ﺃﺳﻴﻮﻁ ﺑﺎﺳﺘﺨﺪﺍﻡ ﺍﻹﺳﺘﺸﻌﺎﺭ ﻋﻦ ﺑﻌﺪ ﻭﻧﻈﻢ ﺍﻟﻤﻌﻠﻮﻣﺎﺕ ﺍﻟﺠﻐﺮﺍﻓﻴﺔ