المجلد 5: العدد 1 Geographical Analysis of the Impacts of Shoreline Changes Using Remote Sensing and GIS Techniques. Case Study: Rosetta Nile Branch Promontory, EgyptA Robust Model for Measuring and Extracting Ocean Surface Current Patterns from RADARSAT-1 SAR ImagesVegetation Change in Arid Environments: An Applied Study of Using Remote Sensing Digital Data in Tabuk area, Saudi ArabiaUse of GIS and Remote Sensing to Identify Flood Vulnerable Areas: a Case Study from Northern Riyadh.