关于粮食的英语作文：One possible version

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hello,everyone,

nowi’lltellyousomethingaboutourresearchprojecttheworldfoodcrisisonbehalfofourgroup.asyouknow,foodshortageshavehitmanycountriesintheworldandevencausedsocialunrestinsomeareas.

butwhoisresponsibleforthecurrentworldfoodcrisis?first,annualworldgrainsoutputhasdeclinedbecauseofclimatechange.

thenlotsoffarmlandhasbeenlostduetotherapiddevelopmentofindustryandurbanization.besides,facedwiththerisingenergyprices,peoplehaveturnedtotheproductionofbiofuels,whichhasworsenedtheseveresituation.

thenwhatshouldwedotodealwiththeproblem?ononehand,weshouldfocusontheenvironmentalprotectionandimprovetheecology.

ontheotherhand,strictmeasuresshouldbetakentoprotectfarmland.ofcourse,tobuildaharmoniousworldthedevelopedcountriesshouldtaketheirresponsibilitiestohelpthepooronesexperiencingfoodshortage.

asforme,iwillcallonthepeoplearoundmetolivethriftily.andforthemoment,ithink,weshouldstudyhardtodevelopscienceandhelpsolvethefoodshortageinthefuture.

thankyou！