Abstract
The area of our study is Allal El Fassi dam watershed, which is a sub-basin of Sebou in the Moroccan Middle Atlas. We applied the revised universal soil loss equation (RUSLE) developed at the origin by Wischmeier and Smith 1958 to quantify the rainfall soil loss, and predict the average. Using this mathematic model combining GIS (ArcGIS10.2) and remote sensing, we were able to estimate five parameters [(R) rainfall erosivity, (K) soil erodibilty, (LS) slope length and steepness, (C) cover management factor and (P) support practice factor]. Results showed that over 1% of the catchment area undergoes intense erosion (between 14 and 76 t/ha/year) concentrated mainly in the NE–SE and NS corridor toward the communes of Boulemane, Sekoura and Tazouta, and require urgent action, while the majority of the catchment area experiences low to medium erosion (0–14 t/ha/year).
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Jaafari, Y., Benabdelhadi, M. (2020). Assessment of Rainfall Soil Loss in Allal El Fassi Watershed (Mean Atlas Morocco) Using RUSLE Method Combining to GIS and Remote Sensing. In: Jarar Oulidi, H., Fadil, A., Semane, N. (eds) Geospatial Technology. Advances in Science, Technology & Innovation. Springer, Cham. https://doi.org/10.1007/978-3-030-24974-8_7
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