Survey, topographic

A survey which has, for its major purpose, the determination of the configuration (relief) of the surface of the land and the location of natural and artificial objects thereon.

Glossary of Terms

Active Beach

The portion of the littoral system that is frequently (daily or at least seasonally) subject to transport by wind, waves, and currents.

Incident wave

A wave moving landward.

Photomosaic

An assemblage of photographs, each of which shows part of a region, put together in such a way that each point in the region appears once and only once in the assemblage, and scale variation is minimised.

Lost Beaches

Lost beaches lack a recreational beach, and lateral shoreline access is very difficult if not impossible.

Wave Rose

Diagram showing the long-term distribution of wave height and direction.

Groundwater

Water that occupies pores and crevices in rock and soil, below the surface of the Earth. The upper limit of the groundwater is the water table, whose level varies according to the quantity of water entering and extracted from the groundwater. (See also aquifers).

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Survey, topographic