Salt marshes are coastal wetlands that are flooded and drained by the tides every day. Only cer plants c survive i these sa conditions, a their ro help ho the m in pl. Salt mar provide shelter for young fish and feeding grounds for many birds. They also protect coastlines by absorbing the energy of storm waves. In addition, their soils can store large amounts of carbon for thousands of years. Unfortunately, many salt marshes have been drained or built on.

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