seismic areas……………………………….…………………….. 75 13.1. Seismic processes and earthquakes………………………………. 75 13.2. Construction works in seismic areas……………………………… 80 14. Thrusts. Weathering process. Geological work of the wind. Aeolian deposits. The karsting process………………………… 86 14.1. Thrusts……………………………………………………………. 86 14.2. Methods of research and its significance…………………………. 89 14.3. The process of weathering…………………………….………….. 96 14.4. Geological work of the wind. Aeolian deposits………….……….. 101 14.5. The karsting process……………………………………………… 102 14.6. Geological survey of the village and proluvial rocks…………….. 105 14.7. Erosion……………………………………………………………. 107 14.7.1. Erosion of temporary waters and formation of gullies…………… 107