中学生英语演讲稿——关爱大自然.docx

1、中学生英语演讲稿关爱大自然中学生英语演讲稿关爱大自然caringfornature-overpopulationwhatisnature?itseverythingthatexistsintheworldindependent lyofpeople,suchaspantsandanimals,earthandrocks,andtheweat her.nowmoreandmorepeoplearefocusingonthenature.itisnodoubttha tthenatureisimportanttoeveryhumanbeing.nonature,nolife.be causeoft

2、hesuppliesofthenature,wehavelivedhappilyforalongt ime.andwestartedtogaineverythingavailablefromthenature.an dthislastedsolongatime.today,peoplehavediscoveredthatthen aturearoundisgettingworseandworse.whatisthreateningthenature?airandwaterpollution,overharve stingofplantandanimalspecies, 中 学 生 英 语 演

3、讲 稿 关 爱 大自然 12中学生英语演讲稿关爱大自然overpopulationandsoon.overpopulationisthebiggestsourceofp ollution.letstakeoverpopulationasanexample.whatdoesoverpopulationfeellike?whenwemoveslowlythroughthe cityinatazi.whenweenteracrowdedslumdistrict.whenthetemper atureishighandwhentheairisthickwithdustandsmoke.thestree

4、t sarecrowdedwithpeople.thestreetsseemalivewithpeople.peopl eeating.peoplewashing.peopletalking.peoplesleeping.people visitingeachother,arguingandscreaming.peoplerelievingthem selves.peoplepushingtheirhandsthroughthetaxiwindows,beggi ng.peopleleadinganimals.people,people,people,people.aswedriveslowl

5、ythroughthecrowd,sounding 中学生英语演讲稿关爱大自然中学生英语演讲稿关爱大自然;thetaxishorn,thedust,heat,noiseandcookingfiresmadeit likeascenefromhell!iadmit,frightening.tothenature,overpopulationisabigproblem.morepeople,morepo llution.andthebigpopulationisthreateningthenatureeverysec ond.therapidriseinworldpopulationisnotcr

6、eatingproblemsonlyfor thedevelopingcountries.thewholeworldfacestheproblemthatra wmaterialsarebeingusedupatanincreasingrateandfoodproducti oncannotkeepupwiththepopulationincrease.peopleinrichcount riesmaketheheaviestdemandsontheworldsresources,itsfood,fu elandland,andcausethemostpollution.ababybornin

7、theunitedstateswil 中学生英语演讲稿关爱大自然中学生英语演讲稿关爱大自然luseinhislifetime30timesmoreoftheworldsresourcesthanababy borninindia.unlessallthecountriesoftheworldtakeunitedacti ontodealwiththepopulationexplosiontherewillbemoreandmorep eoplefightingforashareoflessandlessland,foodandfuel,andth efuturewillbringpoverty

8、,miseryandwartousall.formostofthedevelopingcountries,itisagoodideatocontrolthe populationgrowth.forexample,chinahascarriedoutbirthcontro lforyears.andthisplanhasaGREateffectontheworldpopulation.ifthepopulationcontinuestoincrease,iftheairandwatercontin uetobepolluted,ifwedont 中 学 生 英 语 演 讲 稿 关 爱 大 自

9、然 中学生英语演讲稿关爱大自然;dosomethingtoprotectwild-plantandwildlifespecieswill bedeclining.speciesandbiologicalcommunitieshavedifficulty adaptingtochange.economicopportunitiesandthequalityoflife offuturegenerationsarealsoputatrisk.byprotectingnature,we protectourselves.letsunitetogether,handinhandwestandallacrosstheland.wecanmakethisworldinwhichtolive.handinhand.controlthepopu lationgrowth.takegoodcareofournature. 中 学 生 英 语 演 讲 稿关爱大自然