stone 雅思作文 technology 3.docx

stone 雅思作文 technology 3.docx

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stone雅思作文technology3

Nowadayscheapairtravelisincreasinglypopularintheworld.Towhatextentdoyouthinkitsadvantageoutweighitsdisadvantage?

Benefitsconveniencelow-costefficiency

Chanceopportunity

Therewasatimewhenairtravelwasonlyforthewealthypeopleandoutofreachofthemajorityofcitizens.Butnowlow-costflightsareavailableinmanycountries.Ibelievethisis,overall,apositivedevelopment.

Nofn

Theprimaryadvantageoflow-costflightsis,ofcourse,thecost.Somediscountairlineticketsaresocheapthattheycostevenlessthantheairporttax.Thischangecancertainlygivemorepeopleaccesstoairtravelandincreasetheefficiencyoftraveling,eitherforbusinessorforpleasure,worldwide.

Intermsofdevelopingtourism,low-costairlinessurelyhavetheirinherentadvantageaswell.Theyprovidemoretouristswiththechancetotravelbyair.Timeisvaluablefortravellersbecauseveryfewofushavealongvacation.Comparedwithatrainorabusjourney,low-costflightsdonotcostmuchmorebutsavesusagreatdealoftime,whichmeanstouristswillhavemoretimeandenergyfortoursintheirdestinations.

Onecoinhastwosides,thereisstillsomethinginsufficient,suchas,Somepeopleareworriedthatlow-budgetairtravelmaybeuncomfortableormoretiresomethanregularflights.Infact,mostlow-costairlinesprovidethesamespacefortheeconomy-classpassengers.Evenifwereallyfeelunhappywiththeseats,wecanalwaysgetabetterseatwithverylittleadditionalcost.Otherpeoplemaycomplainthatcheapairtravelconsumesmorefuelandcausespollutionwhenonincreasingnumberofpeopletravelbyair.Butsofarthereisnoevidencethatcheapairtravelismoredamagingtotheenvironmentthanbusridesortrainridesbecauseairtripshaveconsumedlesstime

Somyconclusionisthatnotonlycanlow-costairlinesofferusinexpensiveflights,theyalsogiveusgreaterconvenienceandmoreoptions,onwhichwecannotputapricetag.

2

Theproductionandtransportationoffoodhasbeenheavilyinfluencedbymoderntechnology.Towhatextentdoyouthinkthisisapositivedevelopment?

Foroveradecade,theimpactofindustryoftechnologyonthefoodindustryhasbeenamajorpublicconcern.（Iholdthestrongopinionthatthisisapositivetendency）

Ibelievetechnologicalinnovationsbroughtaboutplentyofbenefitstotheproductionandtransportationoffood.Forconsumers,theapplicationoftechnologyinfoodproductionhasgreatlyincreasedthevarietyoffoodavailabletous,whichcanmeanmorechoicesandbettertaste.Forexample,moderntechnologycanmodifythegeneticmakeupofanimalstoproducemeatthatishigh-proteinbutlow-fat,further,frozenfoodprovidesmoreconvenienceforpeople,especiallythecityresidentswhoarealwaysbusy.Nowwedonothavetodothechoreofcookingmealseveryday.Finally,theproductionoffoodonassemblylinescutsthecostforbusinessandconsumerscannowpurchasegoodsatamuchlowerpricethanbefore,whichmeanswewouldbeleftwithmoremoneyforeducationandentertainment.

Butthedarksideofthedevelopmentisthemodernwayofproducingandtransportingfoodoftendamages/pollutestheenvironment.Forexample,toincreasethecropyield,farmersoftengrowplantswiththehelpofchemicalfertiliser.Whichmeanstheecologicalbalancecanbeeasilydestroyed.Healthconcernsarealsoraisedaboutgenetically-modifiedfoodandthefishtakenfrompollutedriversandlakesworldwide.

Drawbacksshortnessweakness

Onbalance,itseemsthatmoderntechnologyisconductivetoasimplerandmorepleasantlifestyleintermsoffoodwhatscientistsshouldimproveistomakethefoodindustry"green"inthefuture.

Manypeopleignorebasicsciencetoday,whatarethecausesandwhatareyoursituations?

Whiletechnologicaldevelopmentareconstantlycoveredbythemassmedia,basicscienceishardlygettinganyattentionfromthepublic.

Ittendtobelievethepublicignoranceofbasicscienceresearchislargelyduetoitsunpredictablevalue.Comparedwithappliedtechnologythatcanproducealmostimmediatebenefits,basicsciencedoesnothaveshort-termfinancialpotential/return.Incontrast,todevelopbasicscience,scientistshavetodevoteagreatdealoftimeandenergytotheirresearch,whilebeingveryuncertainifthisdevotionwillleadtotheintendedoutcomes.therefore,manyscientistsbecomedissatisfiedwiththeirworkingconditionsandearningsandintheend,theychoosetoleavetheirlaboratoriesforotherjobs,whichcanhelptoexplainwhybasicscienceisoftenignoredbypublic.

Basicscienceisthefoundationofmosttechnologicaldevelopments,somestepsmustbetakentoreversethistrend,onthenationallevel,thegovernmentshouldfulfillitsresponsibilityinraisingpublicawarenessofthesignificanceofbasicscience.Onlywhenthegovernmentgivesprioritytothisfieldinitspolicycanbasicsciencegetthefundingandthepublicsupportthatisurgentlyneeded.Also,companiesandinstitutesshouldfinanciallysupportscientistwhocommit/devote/dedicatethemselvestobasicscience,notjustforthesaleofprofit,butforthedevelopmentofscienceaswell.

Thepublicshouldbemadeawarethattherewouldbeveryfewtechnologicaladvancementsifbasicsciencewerelargelyignored.Tomakepeoplehavetheawarenessofsupportingandrespectingthebasicscience,governmentsshouldofferscientistsnicecompensationandhighlighttheircontributiontosociety,withmoreinteractionwiththegeneralpublicthroughthemedia,scientistscan,hopefully,andgaintheunderstandingandrespecttheyreallydeserve.

Basicsciencedeservesmorepublicattention,certainlynoneofuswantsittobecomeacompletelystagnantfieldduetoourignorance.Strangeasitmayseem,thesignificanceofbasicscience-themaindrivingforcebehindproductivity,hasbeenignoredlargelybythegeneralpublic

Thereasonforthisunfortunatefactisinthenatureofbasicscience.

Tostartwith,basicsciencesuchasphysicsandchemistryhasalwaysbeenshroudinmysteryorsecrecy.Theirareasofresearcharehighlyspecialised.Thisfact,combinedwithsomescientificmovies,hasmadethescientiststodaynobetterunderstoodthancenturiesago.Further,thebenefitsofbasicscientificresearchextendsfarbeyondlaymen'sperception,unlikeappliedscience,basicscienceconcentratesonthedevelopmentoftheoriesratherthanthedesignofanyspecificproductsforpracticaluse.Infact,theperiodbetweentheinventionofatheoryanditsfirstapplicationcanbeaslongasseveraldecades.Forthatreason,basicscientificprogramsholdlittleattractiontoinvestorsandthereforeareoftenundervalued.Consequently,thepersonwhoinventedatheoryisoftenunabletoseeitappliedinhis/herlifetime.

Basicsciencelaysthefoundationonwhichanyothersubjectsarebuilt.Thefalseideasamongpeopleshouldbecorrected,toachievethisgoal,governmentsshouldofferscientistsnicecompensationandhighlighttheircontributiontosociety,withmoreinteractionwiththegeneralpublicthroughthemedia,scientistscan,hopefully,changethestereotypesof"labanimals"andgaintheunderstandingandrespecttheyreallydeserve.

4

Lifewasbetterwhentechnologywassimpler.Towhatextentdoyouagreeordisagree?

Moderntechnologyhasrevolutionisedlifeinthreemainfields:

work,transportandcommunication.

Althoughmoderntechnologyisoftenblamedforstressandalienation,idoubtthatmanypeoplewouldwanttoturnbacktheclocktohepre-technologicalage.

Despitethefactthatlifewassimplerinformertimes,Iwouldprefernottoreturntothatlifestyle,becausethatsimplicitywasduetoalackofchoice.Beforelargejetairlinescameininthe1960s,forexample,airtravelwasbeyondthereachofmostpeople.Beforeelectroniccashregisters,peoplehadtospendalotoftimeonmathcalculationstocarryouttransactions,furthermore,ourknowledgeoftheworldaroundus,especiallyforeigncountries,wassketchybeforetelevisionbroughtusthevividimagesofdocumentaries.moderntechnologyhasbroughtliberationfromtheexhaustingandboringlabourandhassetusfreetoenjoymoreinterestingworkandleisure.

Itisnotevenalwaystruethatmoderntechnologyismorecomplextousethanitwastoperformhouseholdchores.Caringforahorsewasafarcomplicatedandtime-consumingmatterthanstartingupacarandtakingittothepetrolstationforits5,000-mileservices.0nehasonlytoreadnovelsfrompasttimetorealisetheanxietyandfrustrationthatresultedfromtransportsystemslimitedtothespeedofahorse.

TheexamplesIhavegivenarejustafewofthemanythatcanillustratethecasethatmoderntechnologymakeslifemoreconvenient,probablywhatmakessomepeopleyearnforgoodolddaysisthespeedofmoderntechnologyforcesustospeedupourspaceoflife.Butsometimesthischangecanberesisted.

Whenwesetourselvessimpleprioritiesandsticktothem.

5

Whenacountrydevelopsitstechnology,thetraditionalskillsandwaysoflifedieout.Itispointlesstotryandkeepthemalive.Towhatextentdoyouagreeordisagreewiththisopinion?

Overall,Idisagreewiththeopinionexpressed.Iwouldliketobeginbypointingoutthat"traditionalskillsandwaysoflife"arenotautomaticallyofonecountry,butofacultureorcommunity.

Inmanyways,thehistoryofcivilizationisthehistoryoftechnology:

fromthediscoveryoffiretothe