Cliff collapse refers to the sudden and often large-scale failure of a section of a cliff or steep rock face, resulting in the detachment and descent of materials such as rock, soil, and debris. This geological phenomenon can occur due to various factors, including erosion, weathering, seismic activity, or extreme weather conditions. Cliff collapses can pose significant risks to the environment, human safety, and infrastructure, as they may lead to landslides or rockfalls that affect areas below. They are commonly studied in the fields of geology, geotechnical engineering, and natural hazard assessment.
A cliff collapse occurred near Vauban Tower in Port-en-Bessin on February 1, 2025, due to coastal erosion exacerbated by heavy rains. Local residents experienced a mix of fear and fascination…