Glossary of Terms

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Procedures for valuing changes in environmental goods and services, whether or not they are traded in markets, by measuring the changes in the consumer or producer surpluses associated with these environmental goods.

The loss of sediment, sometimes indicated by the landward retreat of a shoreline indicator such as the water line, the berm crest, or the vegetation line.

Areas where coastal erosion has threatened shoreline development or infrastructure. Typically, the shoreline has been armored and the beach has narrowed considerably or been lost.

Areas where the coastal environment will soon be threatened if shoreline erosion trends continue.

The region where a river meets the marine environment. It is characterized by variable salinity and often by high biological productivity.

Increased primary production caused by the anthropogenic enrichment of a water body with nutrients. (See also primary production and nutrients ).

The entire group of animals found in an area.

An artificially widened beach serving to nourish downdrift beaches by natural littoral currents or forces.

The entire group of plants found in an area.

The seaward side of a reef (usually coral); in places a steep slope covered with reef talus.

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