Unit3LifeinthefuturePartTwo:TeachingResources(第二部分：教学资源)Section2:BackgroundonlifeinthefutureTHENEXT1,000YEARSbyDr.BruceGoldbergI.Duringthe21stcenturyworldpeacewillfinallybecomeareality.Peacelastsfor300years.TheEarthwillundergogeographicalchanges;scientificprogresswillbemostevident.Hunger,greed,jealousy,prejudice,andothernegativeaspectsofsocietyseemtohavebeenalmostentirelyeliminatedbytheendofthe21stcentury.Solarpowerwillbeincorporatedintoeverydaylifeinthe22ndcentury.Thelifespanoftheaverageadultwillbeincreasedtoover90years.CancerandAidsarefinallycured.The23rdcenturywillbecharacterizedmynoiselessandefficienttransportation.Nuclearpowerisusedextensivelyandissafeandclean.Experimentsinweathercontrolareatoppriority.Theaveragelifespanisnowover110.Politically,theEarthisdemocraticwithtwomajorgroups.OneiscalledtheWesternFederationofNationsandiscomposedofNorthAmerica(includingtheU.S.),SouthAmerica,Europe,AfricaandtheMiddleEast.TheEasternAllianceistheothergroup,andismadeupofRussia,China,India,Japan,SoutheastAsia,NewZealandandAustralia.Asmallscalenuclearwaroccursinthe24thcentury.FurthergeographicalchangestakeplaceontheEarth'ssurface,andtheLeagueofOneisthedemocraticformofgovernmentfortheentireplanet,replacingtheWesternFederationandtheEasternAlliance.Coldfusionandotherfreeenergysourcesarenowinuse.Itisduringthe25thcenturythatwefinallycontroltheweather.Androidsareusedtoperformallmenialtasks.Amajornuclearwarreducestheworld'spopulationtolessthanabillionpeople.Underwatercities,geneticengineeringandinterplanetarytraveldominatethe26thcentury.Wewillhaveregularcontactwithextraterrestrials.Informationpillswillkeepcitizenswellinformed.Thelifespanisincreasedtoover125years.Sicknessanddiseasearealmostunknown.用心爱心专心116号编辑Duringthe28thcenturytheLeagueofOneisreplacedbytheAtlanticandPacificFederations.Thesegroupsarealsodemocratic,andarecomposedofthesamenationsthatwereapartoftheoldWesternFederationandEasternAlliance.Therearenowars,andpeoplelivetobeabout150atthistime.用心爱心专心116号编辑
