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Several kinds of methodologies and techniques have been used indeed in order to monitor rill and gully erosion processes. In this paper authors provide a guidance regarding the available aerial photographs and orthophotographs for rill and gully erosion studies in Spain and covering the whole country. A set of 8 different series of aerial photographs and orthophotographs were located in Spain. Their...
In the present paper, 8 aerial orthophotographs were used for analysing the evolution of a valley bottom gully and its relationship with land use and vegetation cover in SW Spain. In addition, the growth model observed was compared with the literature. Results showed an increase in the area affected by gullying during the period by 314 m2 and a clear relationship between the areas affected by gullying...
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