Control and management of urban growth is currently a subject of intense debate in both professional and academic planning circles, as suburban sprawl, pollution, and the decline of the urban environment particularly in ...

The purpose of this paper is to illustrate the role of the geographic information systems (GIS) in improving urban development in the Arab Gulf States. The paper is structured as follows. Background information on the ...

تعتبر حركة الرمال أو انسياقها ظاهر ديناميكية بيئية مهمة تنتج عن حركة الحبيبات الرملية قفزاً أو زحفا على السطح بفعل الرياح وتتأثر بصورة رئيسية بسرعة الرياح الهامة إضافة إلى عوامل أخرى أهمها حجم حبيبات الرمال، ومدى تضرر السطح ...

The effect of landform and soil on the vegetation of the State of Qatar is described. Five major landform/soil subdivisions are recognized; depressions, wadis, rocky and conglomerate hammada surfaces, sand dunes and sabkhas. ...