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1、环保主题英语演讲稿 篇一：环保主题英语演讲稿 Whatisnature？It＇severythingthatexistsintheworldindependentlyofpeople,suchaspantsandanimals,earthandrocks,andtheweather. Nowmoreandmorepeoplearefocusingonthenature.Itisnodoubtthatthenatureisimportanttoeveryhumanbeing.Nonature,nolife.Becauseofth
2、esuppliesofthenature,wehavelivedhappilyforalongtime.Andwestartedtogaineverythingavailablefromthenature.Andthislastedsolongatime.Today,peoplehavediscoveredthatthenaturearoundisgettingworseandworse. Whatisthreateningthenature？Airandwaterpollution,overharvestingofplantan
3、danimalspecies,overpopulationandsoon.Overpopulationisthebiggestsourceofpollution.Let＇stakeoverpopulationasanexample. Whatdoesoverpopulationfeellike？Whenwemoveslowlythroughthecityinatazi.Whenweenteracrowdedslumdistrict.Whenthetemperatureishighandwhentheairisthickwithdu
4、standsmoke.Thestreetsarecrowdedwithpeople.Thestreetsseemalivewithpeople.Peopleeating.Peoplewashing.Peopletalking.Peoplesleeping.Peoplevisitingeachother,arguingandscreaming.Peoplerelievingthemselves.Peoplepushingtheirhandsthroughthetaxiwindows,begging.Peopleleadinganima
5、ls.People,people,people,people.Aswedriveslowlythroughthecrowd,soundingthetaxi＇shorn,thedust,heat,noiseandcookingfiresmadeitlikeascenefromhell!Iadmit,frightening. Tothenature,overpopulationisabigproblem.Morepeople,morepollution.Andthebigpopulationisthreateningthenature
6、everysecond. Therapidriseinworldpopulationisnotcreatingproblemsonlyforthedevelopingcountries.Thewholeworldfacestheproblemthatrawmaterialsarebeingusedupatanincreasingrateandfoodproductioncannotkeepupwiththepopulationincrease.Peopleinrichcountriesmaketheheaviestdemandso
7、ntheworld＇sresources,itsfood,fuelandland,andcausethemostpollution.AbabybornintheUnitedStateswilluseinhislifetime30timesmoreoftheworld＇sresourcesthanababyborninIndia.Unlessallthecountriesoftheworldtakeunitedactiontodealwiththepopulationexplosiontherewillbemoreandmorepeo
8、plefightingforashareoflessandlessland,foodandfuel,andthefuturewillbringpoverty,miseryandwartousall. Formostofthedeve
