Beach nourishment is an effective coastal protection measure. Beach nourishment involves replacing sand lost through erosion by adding fresh sand brought from another beach or dredged from the sea floor. This method is capable of transforming a narrow, eroded coast into a wide, sandy beach that can offer immediate protection to the immediate area. An example would be the beach nourishment project on Kuhio Beach on Waikiki, Hawaii. In early 2012, authorities used sand from the shallow ocean floor nearby as it was both cost effective and sustainable. ...

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