2019-2020年高考英语一轮总复习 课时作业25 First aid 新人教版

2019-2020年高考英语一轮总复习 课时作业25 First aid 新人教版Ⅰ.阅读理解Saving the planet one plateful at a time does not mea

2019-2020年高考英语一轮总复习课时作业25Firstaid新人教版 Ⅰ.阅读理解 Savingtheplanetoneplatefulatatimedoesnotmeancuttingbackonmeat, accordingtonewresearch:thetrickmaybetoswitchourdiettoinsects. Theraisingoflivestocksuchascows,pigsandsheepoccupiestwo­thirdsof theworld'sfarmlandandproduces20%ofallthegreenhousegasesdrivingglobal warming.Asaresult,theUnitedNationswantstoreducetheamountofmeatwe eatandthesearchisonforalternatives. ProfessorArnoldvanHuissayseatinginsectshasadvantages.“Thereisa meatcrisis，”hesaid.“Theworldpopulationwillgrowfromsixbillionnow toninebillionby2050andweknowpeopleareconsumingmoremeat.Twentyyears agotheaveragewas20kg,itisnow50kg,andwillbe80kgin20years.Ifwe continuelikethiswewillneedanotherEarth.” “Mostoftheworldalreadyeatsinsects，”hepointsout.“Itisonlyin thewesternworldthatwedon't.Psychologicallywehaveaproblemwithit.I don'tknowwhy,asweeatshrimps,whichareveryparable.” Theadvantagesofthisdietincludeinsects'highlevelsofprotein,vitamin andmineralcontent.Beingcold­blooded,insectschangeplantmatterinto proteinextremelyefficiently.Inaddition,thehealthrisksarelower.He acknowledgesthatin_the_west_eating_insects_is_a_hard_sell，“Itisvery importanthowyoupreparethem,youhavetodoitverynicely,tooveretheyuk factor.” DursthelpedsetupaninsectfarmingprojectFAOprojectinLaos.This involvestransferringtheskillsofthe15,000householdlocustfarmersin Thailandacrosstheborder.“Thereweresomesupportersofabiggerdairy industryinLaostoimproveacalciumdeficiency,”saysDurst.“Butthisis crazywhenmostAsiansarelactose(乳糖)intolerant.”Locustsandcricketsare calcium­richand90%ofpeopleinLaoshaveeateninsectsatsomepoint.Durst saystheprojectwillbetoincreasetheeatingofinsectswherethisisalready