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Geology

The science that comprises the study of the solid Earth and the processes by which it is shaped and changed.

Contributors in Geology

Geology

Bush fallowing

Earth science; Geology

A type of subsistence agriculture which relies on land being left 'fallow' to regrdw and regenerate its soil system before being recultivated.

Caprock

Earth science; Geology

A strata of erosion-resistant sedimentary rock (usually limestone) found in arid areas. Caprock forms the top layer of most mesas and buttes.

Continental collision

Earth science; Geology

Convergence of two continental plate. Such a convergence between the Indian and Eurasian plates is responsible for producing the Himalayas.

Beach

Earth science; Geology

The part of a coast that is washed by waves or tides, which cover it with sediments of various sizes and composition, such as sand or pebbles.

Change of tide

Earth science; Geology

The change of one tide condition (rising or falling) for the other (falling or rising), or of one tidal current direction flow for the other.

Appropriate technology

Earth science; Geology

The technology which is relevant to a country's level of development. The application of appropriate technology may lead to sustainable development.

Agonic line

Earth science; Geology

A shifting, irregular imaginary line running through the Earth's north and south magnetic poles along which the compass needle points to true North.

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