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Erosion is a major phenomenon that causes damage not only to soil and agriculture, but also to the quality of the water amounting to tonnes of matter annually transported on the earth's surface. This fact has attracted the interest of researchers to understand its mechanism and explain its causes and consequences. This work is a comparative study of water erosion in the two semi-arid catchments of...
Nowadays; renewable energy sources like wind and solar energy are considered as the best solutions to substitute the fossil sources due to their big advantages such as: renewability (never finish), safety…etc. However, the cost of such resources stills to be the great inconvenient. Among other countries, Algeria is known to be a wide country with good solar potential which could exploit this energy...
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