节约为题的英语演讲稿节约为题的英语演讲稿1以节约用水为题的英语howtoprotectandsavewater?asweknow,waterisveryimportantinourlife.wedrinkanduseiteveryday.wecan’tlivewithoutwater,butthewaterontheearthislimited.sowemusttryourbesttoprotectandsavewater.buthowtodoit?hereissomeadvice:first,passlawsagainstwaterpollution.second,stopfactoriespouringwastewaterintorivers.third,don’tforgettoturnthetapoffwhenyouleave.fourth,collectandreusewastewater;stopotherpeoplewastingwater.atlast,weshouldplantmoretreestomakeourenvironmentmorebeautifull.inshort,it’sourdutytoprotectandsavewater.toprotectwateristoprotectourlife.let’sstartfromtheday-to-daythingstosavewater,ifeveryonecansaveeverydropofwater,ourworldwillbecomemoreandmorebeautiful,andourlifewillbebetterandbetter.3以节约用水为题的英语一、heworldisnotonlyhungry,butalsothirstyforwater.thismayseemstrangetoyou,sincenearly75%oftheearth'ssurf-aceiscoveredwithwater.butabout97%ofthishugeamountisseawater,orsaltwater.mancanonlydrinkandusetheother3%--thefreshwaterthatcomesfromrivers,lakes,underground,andothersources.andwecannotevenuseallofthat,becausesomeofitisintheformoficebergsandglaciers.evenworse,someofithasbeenpolluted.however,asthingsstandtoday,thissmallamountoffreshwater,whichisconstantlybeingreplacedbyrainfall,isstillenoughforus.butourneedforwaterisincreasingrapidly--almostdaybyday.onlyifwetakestepstodealwiththisproblemnowcanweavoidasevereworldwidewatershortagelateron.alimitedwatersupplywouldhaveabadeffectonagricultureandindustry.letmegiveyoujustonesmallexampieofhownecessarywateristoindustry.didyouknowthattoproduceasingletonofsteel,ittakesabout91,000litersofwater?weallhavetolearnhowtostopwastingourpreciouswater.oneofthefirststepsweshouldtakeistodevelopwaysofreusingit.experimentshavealreadybeendoneinthisfield,butonlyonasmallscale.forus,thesystemsareasimportantasthespacecraft.二、withthegrowingofthepopulaitonandthepolutionofriversandlakes,itisnowbecomingmoreandmoredifficultforustohaveaccetodrinkingwater.theshortageofdrinkingwaterhasbecomingaseriousprobleminmanypartsofourcountry.asast