Where the base of a cliff or river bank etc. is eroded at a faster rate than the material above. At a certain point in time, a section of the structure will collapse due to a lack of support from below.
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Where the base of a cliff or river bank etc. is eroded at a faster rate than the material above. At a certain point in time, a section of the structure will collapse due to a lack of support from below.
« Back to Glossary Index