保护海洋英语演讲稿
保护海洋英语演讲稿1
Futuremarine
Knowyoutodayfromthe20xx,letmedoareturntour,youtourin20xxwiththe"Ocean",Ithinkyoumustbeharvested.Asweallknow,oceansoftheEarth'sseventenths,veryseriousmarinepollutionin20xx,butin20xx,duetoadvancedscienceandtechnology,"decontaminationrobot"hasbecomethebaneofmarinepollution,so,whenthereisnopollutionintheocean.Now,Itakeyoufirst"multi-functionalreception",andreplace"changesinthemarinelocationdevice",italltookusofftoanotherworld.Today'soceans,ishometohumanbeings,50percentofpeopleworldwideliveintheocean,youwillfinditverycuriousabouthowtosurviveintheocean?FactWell,SeaWorld,wherethereisan"oxygencontrolroom,"Oxygenproducedfromhere,throughthe"oxygencylinder"senttoeverycornerofOcean,peoplebreathinginfreshoxygen,emitcarbondioxide,andthenbythe"oxygencontrolroom"toreceive,butalsotocreatesuchacycleofoxygen.......
Harbourfishisstrange,sincetheseawaterintofreshwater,thefishlearnedhumanlanguage,butalsototalkwithpeopleitcanbefun!Youtothefrontofalargegroupoffish,fishsaid:"Goodmorning!"FishwillspeakEnglish,Iamreallynotbelieveit.Listentomyintroductiontoyouontheresidentialareas.Althoughbeforeyouseeisablank,butpeoplelivehere.Theseaandlandwerenotthesameperson,theyfoodissimple,a"simplefoodDan"canbeover100days,sotheyareveryrelaxed.Liveit?Tofour"sea"astheirhome,thinkofwheretosleeponwheretosleep,carefree.
Then,youvisittheRoyalPalace,Park......musthavefeltverygrand,magnificentit!Perhapsyouworryabout,somanypeoplelivingintheseabed,theenvironmentwillnotoccurtheproblem?Not.Harbourachievedwithoutfactory,butthereareproduction.Andnoworsethantheproductionoftheland,becausewerowdownthewasteland,water,throughthe"decontaminationrobot""pass""maketherobot"forprocessing,makingavailableallkindsofthings......strange,wonderfulseaworldtourfinished,how?Iamsureyouwillfeelthepowerofscienceissomagical.
保护海洋英语演讲稿2
Seapollutionisbecominganincreasingproblemforourplanetandwehavearesponsibilitytoreduceseapollution.
Ineedtodescribetheproblem.Ourshipcurrentlydumpsallitsrubbishintothesea.It'seasytoresultinhugeendanger.Firstofall,Non-organicsubstancessuchasplasticbagskillfishandwhales.Becausefishgettrappedandwhalescannotdigestthem.Secondlysomerubbishisinherentlytoxic.
Icansuggestsomesolutions.Firstandforemostwecancreateabettersystemofdisposingofrubbishforinstance.Weoughttostorerubbish.Next,wearesupposedtomakeshipsenvironmentallyandfriendly.Acaseinpointisthatweshouldstopprovidingplasticbags.
Wemustactnowbeforeitistoolate!
保护海洋英语演讲稿3
Theseasandoceansreceivethebruntofhumanwaste,whetheritisbydeliberatedumpingorbynaturalrun-offfromtheland.
Infactover80%ofallmarinepollutioncomesfromland-basedactivitiesandmanypollutantsaredepositedinestuariesandcoastalwaters.Herethepollutantsentermarinefoodchains,buildinguptheirconcentrationsuntiltheyreachtoxiclevels.ItoftentakeshumancasualtiestoalertustopollutionandsuchwasthecaseinMinimataBayinJapanwhenmanypeoplediedasaresultofapollutantbuildingupinfoodchains.Afactorywasdischargingwastecontainingmethylmercuryinlowconcentrationsintotheseaandasthispollutantpassedthroughfoodchainsitbecamemoreconcentratedinthetissuesofmarineorganismsuntilitreachedtoxiclevels.
Asaconsequence649peoplediedfromeatingfishandshellfishcontaminatedwithmercuryand3500peoplesufferedfrommercurypoisoning.
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