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Population reduction : ウィキペディア英語版 | Population reduction The term population reduction may be used in relation to many topics, including the following: * population decline or depopulation - reductions in human population levels for reasons such as low birth rate, emigration, disease or war. * A euphemism for genocide, sometimes used by perpetrators of genocide to disguise their actions. * population control - deliberate attempts to control human population levels (typically seeking an initial ''reduction'' as opposed to an increase), sometimes related to the 'Optimum Population' concept. * culling - deliberate reductions in animal or plant population levels, by human action * ''population reduction'' - the phase preceding the extinction of a species
抄文引用元・出典: フリー百科事典『 ウィキペディア(Wikipedia)』 ■ウィキペディアで「Population reduction」の詳細全文を読む
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