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1、linegraphC11P77CarbondioxideemissionsC9P101U.S.EnergyconsumptionC8p101GoodstransportedinUKC7p53FishandmeatconsumptionC6P30GlobalwateruseC5P29proportionofpopulationaged65andoverC11P77CarbondioxideemissionsKaren’sWritingThegraphcompareschangesintheamountsofaveragecarbondioxideemissionsperp
2、ersoninfourEuropeancountriesfrom1967to2007.In1967carbondioxideemissionsintheUKwasthelargest,withabout10.8metrictonnesper8person.InSweden,ItalyandPortugal,theemissionsstoodat8.8,4.2and1.7metrictonnesrespectively.Itisclearfromthelinegraphthatoverthe40-yearperiod,theemissionsofcarbondioxide
3、intheUKfellsharplyto9metrictonneswhilethoseinSwedensawasmallincreasefrom1967to1977,peakingat10.2metrictonnes.Duringthenext30-yearperiod,theamountsdecreasedsignificantlytojustbelow6.Bycontrast,carbondioxideemissionsinItalyshowedanupwardtrend,overtakingthoseofSwedenin1990at7metrictonnes.By
4、2007,ithadreachedjustunder8metrictonnes.Similarly,theemissionsinPortugalkeptgrowingto5.5metrictonnein2007,atthesameamountswiththoseinSweden.Overall,thegraphshowsthatthecarbondioxideemissionsdeclinedintheUKandSwedenwhereasgrewinItalyandPortugaloverthe40-yearperiod.C9P101U.S.Energyconsumpt
5、ion8Examiner’sWritingThegraphshowsenergyconsumptionintheUSfrom1980to2012,andprojectedconsumptionto2030.Petrolandoilarethedominantfuelsourcesthroughoutthisperiod,with35quadrillion(35q)unitsusedin1980，risingto42qin2012.Despitesomeinitialfluctuation,from1995therewasasteadyincrease.Thisisexp
6、ectedtocontinue,reaching47qin2030.Consumptionofenergyderivedfromnaturalgasandcoalissimilarovertheperiod.From20qand15qrespectivelyin1980,gasshowedaninitialfallandcoalagradualincrease,withthetwofuelsequalbetween1985and1990.Consumptionhasfluctuatedsince1990butbothnowprovide24q.Coalispredict
7、edtoincreasesteadilyto31qin2030,whereasafter2014,gaswillremainstableat25q.In1980,energyfromnuclear,hydro-andsolar/windpowerwasequalatonly4q.Nuclearhas8risenby3q,andsolar/windby2.Afterslightincreases,hydropowerhasfallenbacktothe1980figure.Itisexpectedtomaintainthislevelunt
