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1、Book2Chapter1ThePopulationTodaywe¡¯regoingtotalkaboutpopulationintheUnitedStates.Accordingtothemostrecentgovernmentcensus,thepopulationis281,421,906people.Nowthisrepresentsanincreaseofalmost33millionpeoplesincethe1990census.Apopulationofover281millionmakestheUnitedStatesthethirdmostpopulo
2、uscountryinthewholeworld.Asyouprobablyknow,thePeople¡¯sRepublicofChinaisthemostpopulouscountryintheworld.Butdoyouknowwhichisthesecondmostpopulous?Well,ifyouthoughtIndia,youwereright.Thefourth,fifth,andsixthmostpopulouscountriesareIndonesia,Brazil,andPakistan.Nowlet¡¯sgetbacktotheUnitedSta
3、tes.Let¡¯slookatthetotalU.S.populationfigureof281millioninthreedifferentways.Thefirstwayisbyraceandorigin;thesecondisbygeographicaldistribution,orbywherepeoplelive;andthethirdwayisbytheageandsexofthepopulation.Firstofall,let¡¯stakealookatthepopulationbyraceandorigin.ThelatestU.S.censusrep
4、ortsthat75.1percentofthepopulationiswhite,whereas12.3percentisblack.ThreepercentareofAsianorigin,and1percentisNativeAmerican.2.4percentofthepopulationisamixtureoftwoormoreraces,and5.5percentreportthemselvesas¡°ofsomeotherrace¡±.Let¡¯smakesureyourfiguresareright:OK,white,75.1percent;black,
5、12.3percent;Asian,3percent;NativeAmerican,1percent;amixtureoftwoormoreraces,2.4percent;andofsomeotherrace,5.5percent.Hispanics,whoseoriginslieinSpanish-speakingcountries,comprisewhites,blacks,andNativeAmericans,sotheyarealreadyincludedintheabovefigures.ItisimportanttonotethatHispanicsmake
6、up12.5percentofthepresentU.S.population,however.Finally,thecensustellsusthat31millionpeopleintheUnitedStateswereborninanothercountry.Ofthe31millionforeignborn,thelargestpart,27.6percentarefromMexico.Thenextlargestgroup,fromthePhilippines,number4.3percent.Anotherwayoflookingatthepopulation
7、isbygeographicaldistribution.DoyouhaveanyideawhichstatesarethefivemostpopulousintheUnitedStates?Well,I¡¯llhelpyououtthere.Thefivemostpopulousstates,withpopulationfigures,areCalifornia,withalmost34million;NewYork,with21million;Texas,with19million;andFlorida,with16mil