转基因食品现状(英文演讲presentation)演讲稿

Hi！Everyone！Today.IwillshowyousomethingaboutGMfoods.ThefullnamethatGMfoodsisGeneticallyModifiedFoods.Thisisahottopic.let’sstarttothepresentsituationofGMfoods.Accordingtoresearchers.Peoplewhofeelintimidatedbymathmaybelessabletounderstandmessagesaboutgeneticallymodifiedfoodsandotherhealth-relatedinformation.ParrottDistinguishedProfessorofCommunicationArtsandSciencesandHealthPolicyandAdministration.said:Mygoalistohelppeoplemakeinformeddecisionsandtodothat,theyneedtounderstandandcomprehendmessages,Foodpolicy,inparticular,interestsmebecausehavingenoughfoodtofeedpeopleisareallybigissuethatwe'refacing.Scientistsarguethatgeneticallymodifiedfoodsaresafeforconsumptionandoverregulated.theoverregulationofGMcropsactuallyhurtstheenvironment,reducesglobalhealthandburdenstheconsumer.(switch)FarmershavewitnessedtheadvantagesofGMcropsfirsthandthroughincreasesintheiryieldsandprofit,anddecreasesintheirlabor,energyconsumption,pesticideuseandgreenhousegasemissions.FarmersgrowinggeneticallymodifiedriceinfieldtrialsinChinareporthighercropyields,reducedpesticideuseandfewerpesticide-relatedhealthproblems,accordingtoastudybyresearchersinChinaandatRutgersUniversityandtheUniversityofCalifornia,Davis.Measuredonaperhectare(2.471acres)basis,thequantityandcostofpesticidesappliedtotheconventionalricewas8to10timesashighasthatappliedtotheinsect-resistantgeneticallymodifiedrice.WhatwefoundwaswhengenesforenhancingtheamountofantioxidantsandvitaminCinfreshproduceweretransferredbyintragenicmethods,consumersarewillingtopay25percentmorethanfortheplainproduct(withnoenhancements).Thatisasizableincrease,saidHuffman,distinguishedprofessorofeconomics.（switch）Thebasicideaisthatwhenconsumerssawthattheintragenicproducehadelevatedhealthfulattributes,theywerewillingtopaymoreforthem.But,Consumerswerenotwillingtopaymoreifthoseenhancementswereintroducedthroughtransgenicmethods.Inmyopinion,GMfoodhavegoodprospects.ToeliminatethemisunderstandingonGMfood,scientistsshouldstrengthencommunicationwithpeople.Withsimpleandeasytounderstandwords,tellusthatGMfoodisnotsoterrible.Oneday,GMfoodwillbenefitmankind.