Geography Dictionary & Glossary for Students \\ ITS Tutorial School (ITS) - Hong Kong.
Optimum population — The optimum population is the size of a population that is optimal. There are, however, various opinions on what optimal means in this usage, resulting in various end targets for it,[1] but estimations usually take ecological sustainability and… … Wikipedia
Optimum Population Trust — (OPT) (Organización para la población óptima o Fundación Población Óptima) es una asociación sin ánimo de lucro con sede en el Reino Unido que promueve la reflexión sobre el impacto del crecimiento de la población en el medio ambiente,… … Wikipedia Español
Optimum Population Trust — The Optimum Population Trust is a registered United Kingdom charity, think tank and campaign group concerned with the impact of population growth on the natural environment. With respect to population growth, it researches climate change, energy… … Wikipedia
Population Matters — Founder(s) David Willey Founded 1991 Location United Kingdom Key people … Wikipedia
Population density — (people per km2) by country, 2006 … Wikipedia
Population bottleneck — followed by recovery or extinction A population bottleneck (or genetic bottleneck) is an evolutionary event in which a significant percentage of a population or species is killed or otherwise prevented from reproducing.[1] A slightly different… … Wikipedia
Population decline — can refer to the decline in population of any organism, but this article refers to population decline in humans. It is a term usually used to describe any great reduction in a human population.[1] It can be used to refer to long term demographic… … Wikipedia
Population control — is the practice of limiting population increase, usually by reducing the birth rate. The practice has sometimes been voluntary, as a response to poverty, environmental concerns, or out of religious ideology, but in some times and places it has… … Wikipedia
Optimum sustainable yield — In population ecology and economics, optimum sustainable yield is the level of effort (LOE) that maximizes the difference between total revenue and total cost. Or, where marginal revenue equals marginal cost. This level of effort maximizes the… … Wikipedia
Population pyramid — This distribution is named for the frequently pyramidal shape of its graph. A population pyramid, also called an age structure diagram, is a graphical illustration that shows the distribution of various age groups in a population (typically that… … Wikipedia
