Biology

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

lawn

Biology; Ecology

One of the most wasteful things to do with fresh water. According to Bill Mollision (see Permaculture), cultivated lawns go back to the British Empire and the country estate, both ...

biointensive method

Biology; Ecology

An alternative high-yield farming method devised by John Jeavons. Drawing on traditional Chinese practices, Steiner's biodynamic farming, and French Intensive, the biointensive ...

healthy planet food pyramid

Biology; Ecology

Lawrence Buzzell-Saltzman's model of sustainable consumption of local food. Focusing on where we get our food, the pyramid rests on three levels: first, from a neighborhood ...

sympatric speciation

Biology; Ecology

The division of one species into two, but in the same geographical locale. Some biologists doubt it occurs. A possible example: the two species of freshwater three-spined ...

marble

Biology; Ecology

Metamorphic rock made of recrystallized calcite or dolomite. Limestone marble is white. Marbles like those played with on street corners were once made of marble; the common ...

sustainable society

Biology; Ecology

A society that manages its politics, economies, industries, and population size without overwhelming ecosystems or depleting resources beyond their ability to recharge themselves. ...

wilderness effect

Biology; Ecology

Robert Greenway’s term for the impact of the wilderness experience on the psyche: the gradient goes from none to “a complete blowout of one’s usual programs for processing ...