Continental drift

Continental drift

Horizontal movement of continents located in plates moving via sea-floor spreading.

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Industry/Domain: Biology
Category: Marine biology
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Related terms

continental drift

Archaeology; Evolution

The process by which the continents move as part of large plates floating on Earth's mantle. See plate tectonics.

continental drift

Biology; Marine biology

Horizontal movement of continents located in plates moving via sea-floor spreading.

continental drift

Geography; Geography

The slow movement of the Earth's continents toward or away from each other. Continents move a few inches every year.

continental drift

Natural environment; Volcano

The theory that horizontal movement of the earth's surface causes slow, relative movements of the continents toward or away from one another.

continental drift

Earth science; Geology

A hypothesis proposed by Alfred Wegener suggesting that the continents are not stationary, but have 'drifted' through time. Plate tectonics is the name for the theory that ...

continental drift

Chemistry; Weather; Atmospheric chemistry

A term applied to early theories supporting the possibility that the continents are in motion over the Earth's surface.

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Biology; Marine biology

Planktonic organisms that are 200-2,000 micrometers in size.

nanoplankton

Biology; Marine biology

Planktonic organisms that are 2-20 micometers in size.

megaplankton

Biology; Marine biology

Planktonic organisms that are greater than or equal to 2000 micrometers in size.

mixoplankton

Biology; Marine biology

Planktonic organisms that can be classified at several trophic levels. For example, some ciliates can be photosynthetic but also can ingest other plankton and are heterotrophic.

logistic population growth

Biology; Marine biology

Population growth that is modulated by the population size relative to carrying capacity. Population growth declines as population approaches carrying capacity, and is negative ...

global warming

Biology; Marine biology

Predicted increase in the earth's oceanic and atmospheric temperature, owing to additions of carbon dioxide to the atmosphere, as a result of human activities.