節約資源的英語作文
2024-11-02 21:27:10
節約資源的英語作文該如何擬寫呢?大家也很想知道吧，那就一起來看看相關範文吧!
節約資源的英語作文【1】
Theworldisnotonlyhungry,butalsothirstyforwater.Thismayseemstrangetoyou,sincenearly75%oftheearth'ssurfaceiscoveredwithwater.Butabout97%ofthishugeamountisseawater,orsaltwater.Mancanonlydrinkandusetheother3%--thefreshwaterthatcomesfromrivers,lakes,underground,andothersources.Andwecannot
evenuseallofthat,becausesomeofitisintheformoficebergsandglaciers.Evenworse,someofithasbeenpolluted.
However,asthingsstandtoday,thissmallamountoffreshwater,whichisconstantlybeingreplacedbyrainfall,isstillenoughforus.Butourneedforwaterisincreasingrapidly--almostdaybyday.Onlyifwetakestepstodealwiththisproblemnowcanweavoidasevereworldwidewatershortagelateron.Alimitedwatersupplywouldhaveabadeffectonagricultureandindustry.Letmegiveyoujustonesmallexampieofhownecessarywateristoindustry.Didyouknowthattoproduceasingletonofsteel,ittakesabout91,000litersofwater?
Weallhavetolearnhowtostopwastingourpreciouswater.Oneofthefirststepsweshouldtakeistodevelopwaysofreusingit.Experimentshavealreadybeendoneinthisfield,butonlyonasmallscale.Forus,thesystemsareasimportantasthespacecraft.
節約資源的英語作文【2】
Treeareveryimportantinourlife.Theyarethebiggestandoldestlivingthingsonearth.Manythingscomesfromtrees,forexample,thewoodinyourpencilandthepaperinyournotebook.Treecanfightpollution,theycancoolandcleantheair.Treecanalsocommunicatewithoneanothertoprotectthemselvesfrominsects.
Butnowtreesareingreatdanger.Peoplecutdownandburnthemeveryyear.Treesareourfriends.Let’stryourbesttoplantmoretreesandprotectthem.
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