October 2018 Sea Talk - Groynes and Jetties

Описание к видео October 2018 Sea Talk - Groynes and Jetties

Beach erosion is a constant process on our ocean shorelines, and many coastal communities use groynes and jetties to protect the sand on their beaches. But what helps one beach save sand often deprives another from replenishment. Learn more in this month's Sea Talk.

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