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Geo-Environmental Changes and Their Impact on the Development of the Limestone Plateau, West of Assiut, Egypt
Journal of the Indian Society of Remote Sensing ( IF 2.2 ) Pub Date : 2020-10-08 , DOI: 10.1007/s12524-020-01158-9
Mahmoud H. Darwish , Hanaa A. Megahed , Abd El-Hay A. Farrag , Asmaa G. Sayed

One of the important projects that the Egypt country seeks to implement is the desert areas development, which contributes significantly to agricultural and urban development. Development of desert areas, especially agricultural development, should be carried out scientifically in terms of the use of available water resources, irrigation methods according to the type of soil and taking the geo-environmental risks into consideration. The objective of this research is to assess the geo-environmental impact in the region under consideration and their effect on their natural components during their development phases. Estimating the rate of land-use/land-cover changes in the area is extremely important for the management of natural resources. Remote sensing and GIS techniques have been used to process the geological, topographical, land-use/land-cover and also locating high-risk areas that could be affected by flash flooding. This study showed that the study area comprises three land-cover classes: urban, agricultural and barren land. The expansion in the agricultural and residential areas was estimated from the Landsat satellite images from 1984 to 2018. The results had deduced the reasons for increasing the agricultural area and the validity of the western plateau lands for agricultural reclamation as well as land investment for residential projects such as Nasser city. The results indicate that the vegetated land increased by 9.68% and urban land by 3.17% after reclamation efforts were initiated.

中文翻译:

埃及Assiut以西地缘环境变化及其对石灰岩高原发育的影响

埃及国家寻求实施的重要项目之一是沙漠地区开发,这对农业和城市发展有重大贡献。荒漠地区的开发,特别是农业开发,要科学利用现有水资源,根据土壤类型采取灌溉方式,考虑地缘环境风险。本研究的目的是评估该地区的地质环境影响及其在开发阶段对其自然组成部分的影响。估算该地区土地利用/土地覆盖变化的速度对于自然资源管理极为重要。遥感和 GIS 技术已被用于处理地质、地形、土地利用/土地覆盖,并确定可能受山洪暴发影响的高风险地区。本研究表明,研究区包括三个土地覆盖类别:城市土地、农业土地和贫瘠土地。农业和住宅区的扩张是根据1984年至2018年的Landsat卫星图像估算的。 结果推断出农业面积增加的原因和西部高原农垦用地的有效性以及住宅项目的土地投资比如纳赛尔城。结果表明,开垦后植被面积增加了9.68%,城市土地面积增加了3.17%。农业和贫瘠的土地。农业和住宅区的扩张是根据1984年至2018年的Landsat卫星图像估算的。 结果推断出农业面积增加的原因和西部高原农垦用地的有效性以及住宅项目的土地投资比如纳赛尔城。结果表明,开垦后植被面积增加了9.68%,城市土地面积增加了3.17%。农业和贫瘠的土地。农业和住宅区的扩张是根据1984年至2018年的Landsat卫星图像估算的。 结果推断出农业面积增加的原因和西部高原农垦用地的有效性以及住宅项目的土地投资比如纳赛尔城。结果表明,开垦后植被面积增加了9.68%,城市土地面积增加了3.17%。
更新日期:2020-10-08
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