2010年高中英语-Unit7-The-Sea-Lesson-2-Protecting-the-Sea-课件-北师大版必修3VIP专享VIP免费

ProtectingtheSeaLesson2IamsailingDiscussion2.Whatdoyouthinkarethecausesofseapollution?3.Whatarethesolutionstotheproblem?1.Whatisseapollution?Keywords:pollute,pollution,over-fishing,industrialwaste,agriculturalwaste,plastic,oil,chemicals,rubbish,ban,dealwithaproblemWhat’sthesubjectofzhiHong’sscienceproject?Whataretheproblemsabout?thefirstpartItisaboutprotectingthesea.First,there's.Second,there's.pollutionover-fishingthesecondpartWhatcausesover-fishing?Aretheremorefishermencatchingmorefish?That'swhenpeoplefishandthenumberoffishtoolow.Somefishmaydisappear.toomuchfallsaltogethertheyhopetocatchmorefish,buttherearelessfishtocatch.thethirdpartWhatcausespollution?Allsorts:chemicals,,,oil;mostofthemcomefromagriculturalandwaste.plasticrubbishindustrialWhatsolutionsdoesgovernmentdotopollution?Governmentdepartmentslookforwaystopollution,keeparecordofofpollution,findingwhereitcomesfrom,peoplewhohavebrokenthelaw.reducelevelspunishingthefourthpartThegovernmenttriestothenumberofthatpeoplecancatch.Theyalsotrytopeopletogetotherkindsof.Whatsolutionsforover-fishing?controlfishhelpjobsthefifthpart1.Really?2.Doyoumean3.Itsoundslike4.Arethey?5.Yes,Isupposeitmustbe.6.That’sagoodidea!Q5FangzhouisaskingZhiHongaboutherscienceproject.FZ:Hey,Zhihong,whatdidyoudoforyourscienceproject?ZH:Ididsomethingaboutprotectingthesea.FZ:Protectingtheseafromwhat?ZH:Well,first,there'spollution.That'sbigproblem.Andsecond,there'sover-fishing.FZ:What'sover-fishing?ZH:That'swhenpeoplefishtoomuchandthenumberoffishfallstoolow.Somefishmaydisappearaltogether.FZ:Really?ZH:Yes,nowtherearetoomanyfishermenfishinginthesameplace.FZ:Doyoumeanthattherearemorefishermennowthantherewerebefore?ZH:Yes,therearemanymore.Andfishermentodayhavebettertechnologysotheycancatchmorefishthanbefore.FZ:Sotherearemorefishermencatchingmorefish?ZH:Well,theyhopetocatchmorefish,buttherearelessfishtocatch,sotheysimplycan't.FZ:That'sbad.ZH:Yes,ZH:Yes,andpollutionisverybad,too.FZ:Whatcausespollution?ZH:Allsorts:chemicals,plastic,rubbish,oil;mostofthemcomefromindustrialandagriculturalwaste.FZ:Itsoundslikeabigproblem.ZH:Yes,itisabigproblem.FZ:Howhavethesetwoproblemsbeenhandled?ZH:Well,somegovernmentdepartmentsaretryingtodealwiththesituation.FZ:Arethey?ZH:Yes,somelookforwaystoreducepollution,somekeeparecordoflevelsofpollution,otherdepartmentsareresponsibleforfindingwhereitcomesfromandpunishingpeoplewhohavebrokenthelawbycausingpollution.Ofcourse,oftenit'squitedifficulttofindwho'sresponsibleforpollution.FZ:Yes,Isupposeitmustbe.FZ:Whataboutover-fishing?Whatcanbedoneaboutthat?ZH:Thegovernmenttriestocontrolthenumberoffishthatpeoplecancatch.Intheworstareastheybanfishingcompletelyforafewmonthsatatimesothatthefishnumberscangrowagain.Theyalsotrytohelppeopletogetotherkindsofjobssotherearelesspeopletryingtomakealivingfromfishing.FZ:That’sagoodidea!ZH:Let’shopeitworks.pollutionIndustrialwasteplasticoilrubbishban