Coral reefs

Coral reefs

Coral reefs are structures formed from the calcium carbonate secretions of corals. They are colonies of tiny animals in marine areas containing few nutrients.

Industry: Natural environment

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Coral reefs

Agonistic behaviour

Natural environment; Coral reefs

Aggressive, negative behaviors, such as fighting, threatening, and fleeing.

Adaptation

Natural environment; Coral reefs

Changes in gene frequencies resulting from selective pressures being placed upon a population by environmental factors. This results in a greater fitness of the population to its ecological niche.

Population crash

Natural environment; Coral reefs

Sudden decline in the number of individuals found in a population because of a scarcity of required environmental resources.

Coral bleaching

Natural environment; Coral reefs

The process in which a coral polyp, under environmental stress, expels its symbiotic zooxanthellae from its body. The affected coral colony appears whitened.

Telepresence

Natural environment; Coral reefs

The use of telecommunications technology to give the appearance of an individual being present at a location other than the actual location of that individual.

Passed in 1960, and amended several times, the Sikes Act authorises the Secretary of defence to develop cooperative plans for conservation and rehabilitation programmes on military reservations and ...