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Glossary

Term Description
Geomorphology Landform processes, origin and history.
GIS Geographical Information System. A database of information which is geographically orientated, usually with an associated visualisation system.
Glacial From a glacier and the formations/sediments they make.
Gravel Beach material, coarser than sand but finer than pebbles (2-4 mm diameter). Note that 'gravel' beaches commonly contain material in range from 2-256mm.
Groyne Narrow, roughly shore-normal structure built to reduce longshore currents and/or to trap and retain beach material. Most groynes are of timber or rock and extend from a seawall or the backshore well onto the foreshore and rarely even further offshore.
Groyne bay The beach compartment between two groynes.

Glossary index

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Last Modified on: 19 June 2011
Printed from the Estuary Guide on 26/08/2019 04:31:27