Unit3EnvironmentalProtection英语课文句子讲义高二英语人教版选择性

Unit3EnvironmentalProtection英语课文句子Wehaveknownaboutclimatechangefordecades.我们对气候变化已经知道几十年了。ThereislittledoubtthatEarthisgettingwarmerandwarmer(seethegraph).毫无疑问，Awarmingoceanandatmospherealongwithmeltingiceandrisingsealevelsprovideevidenceofadramaticchangeintheglobalclimate.海洋和大气的变暖，冰的融化和海平面的上升提供了全球气候急剧变化的证据。In2013,alotofpeoplewereshockedbyanewsphotoofadeadpolarbearthatwasfoundonNorway'sArcticislandofSvalbard.2013年，在挪威北极斯瓦尔巴特岛发现的一张北极熊死亡的新闻照片让很多人震惊。Accordingtothescientistswhofounditsdeadbody,allthatremainedofthepolarbearwas“skinandbones".根据发现北极熊尸体的科学家们的说法，北极熊仅存的只是“皮肤和骨头”。Anexpertwhohasstudiedpolarbearsformanyyearssaidthatfromthepositionofitsdeadbody,thebearappearedtohavestarvedanddied.一位研究北极熊多年的专家说，从其尸体的位置来看，北极熊似乎是饿死了。Expertsclaimedthatlowseaicelevelscausedbyclimatechangemeantthebearcouldnothuntsealsasbefore,soithadtotravelgreaterdistancesinordertofindfood.专家称，气候变化导致的低海冰水平意味着这只熊不能像以前那样捕猎海豹，因此它必须 走更远的距离才能找到食物。ThisalarmingcaseshowedhowtheincreaseintemperaturehadanimpactonEarth'secology.这一令人震惊的案例显示了温度的上升对地球生态的影响。Thenwhatiscausingtheincreaseintheglobalaveragesurfacetemperature?那么是什么导致了全球平均地表温度的升高呢？Climatescientistsoftenmentionakeyclimateprocesscalledthe"greenhouseeffect",whichhastwomonmeanings:the"natural"greenhouseeffectandthe"manmade"greenhouseeffect.气候科学家经常提到一个叫做“温室效应”的关键气候过程，它有两个共同的含义：“自然” 温室效应和“人为”温室效应。ThenaturalgreenhouseeffectreferstothefactthatheatfromthesunenterstheatmosphereandwarmsEarth'ssurfaceasshortwaveradiation.自然温室效应是指太阳的热量进入大气层，以短波辐射的形式使地球表面变暖。Theheatisreleasedbackintospaceatlongerwavelengths.热量以较长的波长释放回太空。Greenhousegasesintheatmosphere,suchasmethaneandcarbondioxide,trapsomeoftheheat,keepingEarth'sclimatewarmandhabitable.大气中的温室气体，如甲烷和二氧化碳，捕获了部分热量，使地球气候保持温暖和适宜居住。Withoutthisprocess,Earthcouldnotsustainlife.没有这个过程，地球就无法维持生命。However,the"manmade"greenhouseeffecthasnowbeeabigproblem.然而，“人为”的温室效应现在Whenpeopleproducehugeamountsofextragreenhousegasesbyburningfossilfuels,moreheatenergyistrappedintheatmosphereandcausesEarth'ssurfacetemperaturetorisequickly.当人们通过燃烧化石燃料产生大量额外的温室气体时，更多的热能被困在大气中，导致地 球表面温度迅速上升。Thereisstrongandprehensiveevidencethattheriseintemperaturehasledtoanincreaseinextremeweatherandnaturaldisastersworldwide,notonlycausingseriousdamage,butalsocostinghumanlives.有强有力和全面的证据表明，气温上升导致世界范围内极端天气和自然灾害增加，不仅造 成严重破坏，而且夺去了人的生命。Climatescientistshavewarnedthatifwedonottakeappropriateactions,thiswarmingtrendwillprobablycontinueandtherewillbeahigherpricetopay.气候科学家警告说，如果我们不采取适当的行动，这一变暖趋势可能会继续下去，将付出更高的代价。Infact,newsreportsarefrequentlybroadcastaboutextremerainstormsandheatwavescausingdeathsandeconomiclosses.事实上，有关极端暴雨和热浪造成死亡和经济损失的新闻报道经常出现。Continuedgreenhousegasemissionswillresultinfurtherwarmingandlonglastingchangestotheglobalclimate.持续的温室气体排放将导致全球气候进一步变暖和长期变化。Thisrequirestheattentionofpeopleallovertheworld. 这需要全世界人民的关注。Governmentsneedtoconsidermakingpoliciesandtakingappropriateactionsandmeasurestoreducegreenhousegasemissions.政府需要考虑制定政策并采取适当的行动和措施来减少温室气体的排放。Weasindividualscanalsoreduceour“carbonfootprint"byrestrictingtheamountofcarbondioxideourlifestylesproduce.我们个人也可以通过限制我们的生活方式产生的二氧化碳量来减少我们的“碳足迹”。Itisourresponsibilitytoseizeeveryopportunitytoeducateeveryoneaboutglobalwarming,alongwithitscausesandimpacts,becausethisisthemostseriousissueaffectingallofusonthisplanet.我们有责任抓住每一个机会，教育每个人了解全球变暖及其原因和影响，因为这是影响我们地球上所有人的最严重问题。ThebeautifulLiRiveranditsamazingsurroundingsceneryisoneofthemostwellknowntouristdestinationsinChina'sGuangxiZhuangAutonomousRegion.美丽的漓江及其令人惊叹的周边风光是中国广西壮族自治区最著名的旅游目的地之一。Itattractsmillionsofdomesticandforeignvisitorseachyear.它每年吸引数以百万计的国内外游客。However,itsreputationasatopdestinationhashadnegativeeffectsontheriver'swaterquality.然而，它作为顶级目的地的声誉对河流的水质产生了负面影响。Thisreportlooksattheproblemofwaterpollutionandsomeactionsthathavebeentakentodealwithit.这份报告着眼于水污染问题以及为解决这个问题而采取的一些行动。Previously,waterqualityintheLiRiverhadsufferedgreatlyfromanincreasingvolumeoftourists,manyofwhomfrequentlythrewgarbageintotheriver.此前，漓江的水质因游客数量的增加而受到严重影响，许多游客经常向漓江扔垃圾。Manytourboatscontributedtotheproblemtoo.旅游船太多导致了这个问题。Kitchensonboardwereusinglotsofoil,whichwasoftenthrownintothewater.船上的厨房用了很多油，这些油经常被扔进水里。Thegrowthintourismalsomeantthelocalpopulationroserapidly,aswellasthenumberofmercialandindustrialenterprises.旅游业的增长也意味着当地人口的迅速增加，以及商业和工业企业的数量。Waterpollutionlevelsincreased,withmorehouseholdandmercialwasteendingupintheriver.水污染水平上升，更多的家庭和商业垃圾最终流入河流。Inordertofeedmorepeople,morechemicalswereusedtoincreasecropproduction.为了养活更多的人，更多的化学物质被用来增加农作物产量。Thesechemicalsledtoseverewaterqualityissues,causingadecreaseinthenumberoffishspecies.这些化学物质导致严重的水质问题，导致鱼类数量减少。Localofficialswereconcernedthatthepollutionwasdamagingthenaturalenvironmentandfeltthaturgentstepsshouldbetakentorestoretheriver'soriginalbeauty.当地官员担心污染正在破坏自然环境，并认为应该采取紧急措施恢复河流的原貌。.Aprehensiveinitiativewasstarted,withanumberofmeasuresthataddressedtheissues.他们启动了一项全面的倡议并采取了很多措施来解决这些问题。Theconstructionofwastewatertreatmentfacilitiesimprovedthewaterqualityandwaterconservation.污水处理设施的建设，改善了水质，节约了水资源。Thecollectionandtransportofhouseholdwastewasalsoimproved.生活垃圾的收集和运输也得到了改善。Dozensofpollutingenterpriseswereclosedormoved.数十家污染企业被关闭或转移。Thelocalgovernmentsetupstrictregulationsregardingfurtherindustrialdevelopment.地方政府对进一步发展工业制定了严格的规定。Newruleswerealsointroducedregardingtourboatroutesandgarbagedisposalmethods.此外，有关旅游船路线和垃圾处理方法的新规定也已出台。Furthermore,thelocalauthoritiesbegantousethemediatospreadenvironmentalawarenessandencouragegreateruseofcleanenergy.此外，地方当局开始利用媒体传播环境意识，鼓励