urcesWorld3 modelLiteratureA Modest ProposalObservations Concerning the Increase of Mankind, Peopling of Countries, etc.An Essay on the Principle of Population"How Much Land Does a Man Need?"Operating Manual for Spaceship EarthPopulation Control: Real Costs, Illusory BenefitsThe Limits to GrowthThe Population BombThe Skeptical EnvironmentalistThe Ultimate ResourcePublicationsPopulation and EnvironmentPopulation and Development ReviewListsPopulation and housing censuses by countryMetropolitan areas by populationPopulation milestone babiesEvents andorganizations7 Billion ActionsExtinction RebellionInternational Conference on Population and DevelopmentPopulation Action InternationalPopulation ConnectionPopulation MattersPopulation Research InstituteUnited Nations Population FundVoluntary Human Extinction MovementWorld Population DayWorld Population FoundationRelated topicsClassic Maya collapseFertility and intelligenceGreen RevolutionHolocene extinction