人教版（2019）选择性必修 第三册Unit 3 Environmental Protection Reading and Thinking同步练习.docx

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1、Unit3Book3EnvironmentalProtection-ReadingandThinkingCLIMATECHANGEREQUIRESTHEVVORLD,SATTENTIONWe_1(know)aboutclimatechangefordecades.ThereislittledoubtthatEarthisgettingwarmerandwarmer(seethegraph).Awarmingoceanandatmospherealongwith_2(melt)iceandrisingsealevelsprovideevidenceofadramaticchangeinthegl

2、obalclimate.In2013,alotofpeoplewereshockedby_3newsphotoofadeadpolarbearthatwasfoundonNorwaysArcticislandofSvalbard.Accordingtothescientistswhofounditsdeadbody,allthatremained_4thepolarbearwasskinandbones.Anexpertwho_5(study)polarbearsformanyyearssaidthatfromthepositionofitsdeadbody,thebearappeared_6

3、(starve)anddied.Expertsclaimedthatlowsea-icelevelscausedbyclimatechangemeantthebearcouldnothuntsealsasbefore,soithadtotravelgreaterdistancesinordertofindfood.This_7(alarm)caseshowedhowtheincreaseintemperaturehadanimpact_8Earthsecology.Thenwhatiscausingtheincreaseinthe_9(globe)averagesurfacetemperatu

4、re?Climatescientistsoftenmentionakeyclimateprocess_10(call)thegreenhouseeffect,_11hastwocommonmeanings:thenaturalgreenhouseeffectandtheman-madegreenhouseeffect.ThenaturalgreenhouseeffectreferstothetactthatheatfromthesunenterstheatmosphereandwarmsEarth,ssurfaceasshort-waveradiation.Theheat_12(release

5、)backintospaceatlongerwavelengths.Greenhousegasesintheatmosphere,suchasmethaneandcarbondioxide,trapsomeoftheheat,_13(keep)Earth,sclimatewarmandhabitable.Withoutthisprocess,Earthcouldnotsustainlife._14,theman-made,greenhouseeffecthasnowbecomeabigproblem.Whenpeopleproducehugeamountsofextragreenhousega

6、sesbyburningfossilfuels,moreheatenergy_15(trap)intheatmosphereandcausesEarthssurfacetemperaturetorisequickly.Thereisstrongandcomprehensiveevidence_16theriseintemperaturehasledtoanincreaseinextremeweatherandnaturaldisastersworldwide,notonlycausingseriousdamage,butalsocostinghumanlives.Climatescientis

7、tshavewarnedthat_17wedonottakeappropriateactions,thiswarmingtrendwill_18(probable)continueandtherewillbeahigherpricetopay.Infact,newsreportsarefrequentlybroadcastaboutextremerainstormsandheatwavescausingdeathsand_I9(economy)losses._20(continue)greenhousegasemissionswillresult_21furtherwarmingandlong

8、-lastingchangestotheglobalclimate.Thisrequirestheattentionofpeopleallovertheworld.Governmentsneedtoconsidermakingpoliciesandtakingappropriateactionsandmeasures_22(reduce)greenhousegasemissions.Weasindividualscanalsoreduceourcarbonfootprintbyrestrictingtheamountofcarbondioxideourlifestylesproduce.Iti

9、sourresponsibilitytoseizeeveryopportunity_23(educate)everyoneaboutglobalwarming,alongwithitscausesandimpacts,becausethisisthemostseriousissue_24(affect)allofUSonthisplanet._25whatwillyoudotohelp?REDUCINGWATERPOLLUTIONINTHELIRIVERThebeautifulLiRiverandits_1(amaze)surroundingsceneryisoneofthemostwell-

10、knowntourist_2(destination)inChina,sGuangxiZhuangAutonomousRegion.Itattractsmillionsofdomesticandforeignvisitorseachyear._3,itsreputationasatopdestinationhashadnegativeeffects_4theriverswaterquality.Thisreportlooksattheproblemofwaterpollutionandsomeactionsthat_5(take)todealwithit._6(previous),waterq

11、ualityintheLiRiverhadsufferedgreatlyfroman7(increase)volumeoftourists,manyof_8frequentlythrewgarbageintotheriver.Manylourboatscontributed_9theproblemtoo.Kitchensonboardwereusinglotsofoil,whichwasoftenthrownintothewater.Thegrowthintourismalso_IO(mean)thelocalpopulationroserapidly,aswellasthenumberofc

12、ommercialandindustrialenterprises.Waterpollutionlevelsincreased,withmorehouseholdandcommercialwaste_l1(end)upintheriver.Inordertofeedmorepeople,morechemicalswereusedtoincreasecropproduction.Thesechemicalsledtoseverewaterqualityissues,_12(cause)adecreaseinthenumberoffishspecies.Localofficialswereconc

13、ernedthatthepollution_13(damage)thenaturalenvironmentandfeltthaturgentstepsshouldbetakentorestoretheriversoriginalbeauty.Acomprehensiveinitiativewasstarted,withanumberofmeasuresthat_14(address)theissues.Theconstructionofwastewatertreatmentfacilitiesimprovedthewaterqualityandwaterconservation.Thecoll

14、ectionandtransportofhouseholdwastewasalsoimproved._15(dozen)ofpollutingenterpriseswereclosedormoved.Thelocalgovernmentsetupstrictregulations_16(regard)furtherindustrialdevelopment.Newruleswerealsointroducedregardingtourboatroutesandgarbage_17(dispose)methods.Furthermore,thelocalauthoritiesbegantouse

15、themediatospreadenvironmentalawarenessandencourage_18(great)useofcleanenergy.Atthesametime,theystartedtocarryoutinspectionsregularlyandfinetouristorganisations_19abuses.Withthesemeasures,itisbelievedthatthebeautyoftheLiRiver_20(preserve)forgenerationstocome.Inaddition,theambitiousWaterTenPlanisalsonowtacklingwaterpollutionacrossthecountry.Otherinitiatives,suchastheRiverChiefSystem,holdseniorofficials_21(response)forreducingwaterpollution._22suchcampaignsineffect,Chinaswaterwaysareheadingtowardsacleanandsustainablefuture.