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Biology

A natural science concerned with the study of life or living matter in all its forms and phenomena, especially in relation to their origin, growth, reproduction, structure, behaviour and evolution.

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Biology > Ecology

biogas

Biology; Ecology

A methane and carbon dioxide emission due to the breakdown of organic matter by anaerobic bacteria. Some trap it for use as an alternative fuel source.

allelopathy

Biology; Ecology

The metabolic impact of one plant on another, whether beneficial or harmful. Example: eucalyptus tree toxins that inhibit the growth of certain plants.

ecosphere share

Biology; Ecology

The financially and politically dangerous idea that each person is entitled to a share of the world’s resources in accord with what's needed to live.

feldspar

Biology; Ecology

A group of common aluminum silicate minerals that contains potassium, sodium, barium, or calcium. Felspars are found in almost all crystalline rocks.

j-curve

Biology; Ecology

A curve on a graph that indicates an exponential increase: the curve begins low and angles upward rapidly. Worldwide population growth, for instance.

divergent evolution

Biology; Ecology

When two populations become more and more dissimilar, usually as a result of different environmental pressures. The opposite of Convergent Evolution.

slip erosion

Biology; Ecology

A landslide. The extra weight caused by the moisture going deep into the soil during heavy rains that causes a large mass of overlying soil to move.

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