人口老龄化--PPT模板---同济大学

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1、PopulationagingReporter:顾梦娇、季国越、周宇1Apopulationisgenerallyconsideredtobe‘aged’ifpersonsover60accountformorethan10percent.PopulationaginginChinaToday,China’saverageisequaltothatoftheworldintermsoftheproportionofpeopleaged60+about10percent.However,by2050,thi

2、sproportionisexpectedtoriseto30percent.Theabsolutenumbersareestimatedtoincreasefrom128millionin2000to431millionin2050.PopulationaginginChinaSuchchangesinthepopulationagestructureareunprecedentedinChinesehistory,rapidlyacceleratingtheagingofourworld.Popula

3、tionaginginChinaPopulationaginginChinaPopulationageing----geographicalvariationinchinaPopulationaginginChinaChinaismovingrapidlytowardanagingsociety.PopulationaginginChinaPopulationaginginUSATheolderpopulation--persons65yearsorolder--numbered40.4millionin

4、2010.Theyrepresented13.1%oftheU.S.population,overoneineveryeightAmericans.In2010,therewere23.0millionolderwomenand17.5millionoldermen,orasexratioof132womenforevery100men.Thefemaletomalesexratioincreaseswithage,rangingfrom112forthe65-69agegrouptoahighof206

5、forpersons85andover.PopulationaginginUSAPersons65+asapercentageoftotalpopulation,2010PopulationaginginUSAPopulationaginginJapanAccordingtogovernmentestimates,morethan16millionJapanesewomenhavereached65,thehighestnumbersincerecordsbeganin1950.Nearlyone-fif

6、thofmenare65orolder,meaningelderlypeopleaccountfor22.7%ofthepopulation.PopulationaginginJapanJapannowhas28.98melderly(those65orolderaccordingtotheWorldHealthOrganization)outofitspopulationof127mmorethanayearago.PopulationaginginJapanPopulationaginginJapan

7、PopulationagingintheWorldThenumberofpeopleaged80andolderisgrowingatafasterratethananyotheragegroupworldwide.In1950,therewere12peopleofworkingageforeverypersonage65orolder.In2010,thereareonly9contributingtooldagesupportintheircountries.Populationaginginthe

8、worldTheUNthinksthatlifeexpectancyatbirthworldwidewillgoupfrom68yearsatpresentto76by2050andinrichcountriesfrom77to83.PopulationagingintheworldIfacouplehastwochildrenthemselves,thentheybasicallyreplacethemselves.Buti