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考研英语阅读理解翻译全文.docx

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考研英语阅读理解翻译全文Upuntilafewdecadesago,ourvisionsofthefuturewerelargely——thoughbynomeansuniformly——glowinglypositive.Scienceandtechnologywouldcurealltheillsofhumanity,leadingtolivesoffulfillmentandopportunityforall.Nowutopiahasgrownunfashionable,aswehavegainedadeeperappreciationoftherangeofthreatsfacingus,fromasteroidstriketoepidemicfluandtoclimatechange.Youmightevenbetemptedtoassumethathumanityhaslittlefuturetolookforwardto.Butsuchgloominessismisplaced.Thefossilrecordshowsthatmanyspecieshaveenduredformillionsofyears——sowhyshouldn'twe?Takeabroaderlookatourspecies'placeintheuniverse,anditbecomesclearthatwehaveanexcellentchanceofsurvivingfortens,ifnothundreds,ofthousandsofyears.LookupHomosapiensinthe"RedList"ofthreatenedspeciesoftheInternationalUnionfortheConversationofNature(IUCN),andyouwillread:"ListedasLeastConcernasthespeciesisverywidelydistributed,adaptable,currentlyincreasing,andtherearenomajorthreatsresultinginanoverallpopulationdecline."Sowhatdoesourdeepfuturehold?Agrowingnumberofresearchersandorganizationsarenowthinkingseriouslyaboutthatquestion.Forexample,theLongNowFoundationhasitsflagshipprojectamedicalclockthatisdesignedtostillbemarkingtimethousandsofyearshence.Perhapswillfully,itmaybeeasiertothinkaboutsuchlengthytimescalesthanaboutthemoreimmediatefuture.Thepotentialevolutionoftoday'stechnology,anditssocialconsequences,isdazzlinglycomplicated,andit'sperhapsbestlefttosciencefictionwritersandfuturologiststoexplorethemanypossibilitieswecanenvisage.That'sonereasonwhywehavelaunchedArc,anewpublicationdedicatedtothenearfuture.Buttakealongerviewandthereisasurprisingamountthatwecansaywithconsiderableassurance.Assooften,thepastholdsthekeytothefuture:wehavenowidentifiedenoughofthelong-termpatternsshapingthehistoryoftheplanet,andourspecies,tomakeevidence-basedforecastsaboutthesituationsinwhichourdescendantswillfindthemselves.Thislongperspectivemakesthepessimisticviewofourprospectsseemmorelikelytobeapassingfad.Tobesure,thefutureisnotallrosy.Butwearenowknowledgeableenoughtor