Seawall
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A seawall is a form of coastal defense constructed where the sea, and associated coastal processes, impact directly upon the landforms of the coast. The purpose of a seawall is to protect areas of hum
An example of a modern seawall in Ventnor on the Isle of Wight, England
People socializing and walking at the Malecón, Havana
Seawall at Urangan, Queensland
A seawall, made of rocks in Paravur near Kollam city in India.
Tsunami
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A tsunami is a series of waves in a water body caused by the displacement of a large volume of water, generally in an ocean or a large lake. Earthquakes, volcanic eruptions, underwater explosions, lan
Seawall
…the coast. The purpose of a seawall is to protect areas of human habitation, conservation, and leisure activities from the action of tides, waves, or tsunamis. As a seawall is a static feature, it will conflict with the dynamic nature of the coast and impede the exchange of sediment between land and sea…
The 2004 Indian Ocean tsunami at Ao Nang, Krabi Province, Thailand
Tsunami aftermath in Aceh, Indonesia, December 2004
Lisbon earthquake and tsunami in November 1755
The wave further slows and amplifies as it hits land. Only the largest waves crest.