Negative Population Growth

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• Negative Population Growth — is a membership organization in the United States, founded in 1972. NPG works on overpopulation issues and advocates a gradual reduction in U.S. and world population. NPG believes the optimal population for the United States is 150 to 200 million …   Wikipedia

• Population growth — is the change in population over time, and can be quantified as the change in the number of individuals in a population using per unit time for measurement. The term population growth can technically refer to any species, but almost always refers …   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

• population — populational, adj. populationless, adj. /pop yeuh lay sheuhn/, n. 1. the total number of persons inhabiting a country, city, or any district or area. 2. the body of inhabitants of a place: The population of the city opposes the addition of… …   Universalium

• Population Trends — ▪ 1999 Introduction Demography       At midyear 1998, world population stood at 5,926,000,000, according to estimates prepared by the Population Reference Bureau. This total represented an increase of 84 million over the previous year, firmly… …   Universalium

• Population dynamics of fisheries — A fishery is an area with an associated fish or aquatic population which is harvested for its commercial or recreational value. Fisheries can be wild or farmed. Population dynamics describes the ways in which a given population grows and shrinks… …   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

• Population and Human Relations — ▪ 1996 Introduction DEMOGRAPHY       At midyear 1995, world population stood at 5,702,000,000, according to estimates prepared by the Population Reference Bureau. The 1995 figure was about 700 million higher than in 1987, when world population… …   Universalium

• population control — /pɒpjəleɪʃən kənˈtroʊl/ (say popyuhlayshuhn kuhn trohl) noun 1. the managing of a population size, usually involving its decrease by various strategies such as birth control, regulation of family size, emigration, etc., for economic or… …  

• World population — estimates from 1800 to 2100, based on UN 2004 projections (red, orange, green) and US Censu …   Wikipedia