Remote Sensing of Desert Cities in Developing Countries - Remote Sensing of Urban and Suburban Areas - page 250

Fig. 13.4 Evolution map of urban areas and rural settlements for the city of Ksar El Kébir during
1975, 1987 and 1996 © CNES/Spot Image (1987-1996)/processed at CRTS

this relatively short time should encourage and facilitate the application of the
methodology and extend studies to other cities in Morocco.

13.4.3 The Case Study of Saudi Arabia

Context : Al-Ahsa is one of the biggest oases in Saudi Arabia. It includes three cit-
ies, namely, Hufuf, Mubarraz and Al-Youn. The design of the three cities has
changed consistently during the last 30 years, especially with the development of oil
industry during the 1970s (Mufareh 2002 ; UNEP 2002 ). The population of Al-Ahsa