What is the coast eroding?

Why is the coast eroding?

Learn about the amazing processes that are building and breaking our shores right now….
What is the coast eroding?

Water is not given enough credit for its role in shaping the Earth. Tectonic plates and volcanic eruptions are often cited as the culprits for most land characteristics, but it is the water and wave action that shape the beaches of our world. 

When a wave crashes on shore it carries sediment that gets suspended in water, and it also pushes large sediment along the ground. When a wave is heard it also carries the sediment with it, but rarely at a uniform rate. 

If a wave accumulates more sediment then it goes away, then it becomes sediment, which expands the coastline. Conversely, when more sediment is being removed than added, the coastline is reoriented or destroyed. Coastal erosion today accounts for the most amazing landforms in Australia from the Twelve Apostles to the White Cliffs of Dover, England. The type of coastline formed by erosion depends on any number, including wave action and wind strength, sediment formation of the beach, and types of nearby rock.

Coastal erosion is a very slow process that takes hundreds of years, but scientists believe that climate change is accelerating things. Climate change has caused an increase in sea level and the frequency and severity of hurricanes - both of which play an important role in erosion. Indeed, the UK's Environment Agency estimates that the British Coastline may diverge from 67–175 m (220–575 ft) over the next 100 years.

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