Techniques were implemented to extract anthropogenic features in the desert region of North Sinai using data from the firstand second-generation Phased Array type L-band Synthetic Aperture Radar (PALSAR-1 and 2). To obtain a synoptic view over the study area, a mosaic of average, multitemporal (De Grandi) filtered PALSAR-1 σ◦ backscatter of North Sinai was produced. Two subset regions were sele...

Wadi Darnah is about 586 km2 and lies in the northern portion of Al Jabil AL Akhdar. The drains into Mediterranean Sea. present study incorporates a morphometric analysis by using remote sensing GIS techniques. Digital Elevation Model (DEM) topographic sheets were processed ArcGIS software. revealed that drainage patterns stream network from basin are mainly dendritic type which indicates homog...

Rare-metals and rare earth mineralization has been observed in Wadi El Sheih older granitoids bearing uncommon mineralized pegmatite. This type of was recorded as distinguishable mega-crystals scattered within the Detailed mineralogical investigation carried out using different analytical techniques as: microscopic examinations, x-ray diffraction (XRD), scanning electron microscope (SEM) provid...

As we write this account in late June 1996, there are reports of floods in Yemen. Marib and Shabwa are prominently mentioned, although there is no indication of damage to any archaeological sites. The reports remind us of the destructive potential that resides in the monsoon rains that are essential for cultivation in the mountains of Yemen. The still-visible remnant of the dam at Marib is only...