英文环保主题1.ppt

theEnvironment 关于环境的各种称谓 Wearecausingirreparabledamagetotheearth s Wearecausingirreparabledamagetotheearth s ecologyecosystembiodiversitythebiospherehabitatthefoodchain 生态生态系统生物多样性生物圈 动植物 生存环境食物链 环境保护 必背名词 conservation protectionoftheenvironmentdamage pollutionoftheenvironment创造出各种组合Conservationofbiodiversity 环保 必背形容词 十组动词 ProtectPreserveSaveSafeguardconserve PolluteHarmDamageHaveanimpactonDisturb 环境保护 必背动词 theenvironment environmentallyfriendly EFfoodEFsourcesofenergyEFwasteEFmaterialEFmethod organicfoodrenewableenergy solar wind wave recyclablewastedegradablematerialsustainablemethod 环保人士 environmentalist ConservationistEco warriorEnvironmentalactivistEnvironmentalgroup 环境问题 Environmentalproblems Topics PollutionGreenhouseeffectAcidrainHolesintheozonelayerTrafficcongestionThedestructionofhabitatsEndangeredspeciesDeforestation 污染温室效应酸雨臭氧空洞交通堵塞栖息地破坏濒危物种滥砍滥伐 Topics 碳排放人口过密过度放牧过度捕捞矿物燃料有害气体有害废物 carbonemissionover populationovergrazingoverfishingfossilfuelsfumes gases smoke hazardouswaste 一 温室效应 GreenhouseEffect 太阳辐射温室气体二氧化碳碳排放全球变暖气候变化地表温度矿物燃料全球平均气温 solarradiationgreenhousegasescarbondioxidecarbonemissionglobalwarmingclimatechangesurfacetemperaturefossilfuelsglobalaveragetemperature 年轮冰川冰川期气候带人类活动发电站排放 释放 v 吸收反射融化 TreeringsGlacierIceageClimatezoneHumanactivityPowerplantsEmit release giveoffAbsorbReflect radiatemelt 温室效应 温室气体能使太阳辐射到达地面 但地表向外放出的辐射却被温室气体吸收 温室气体的主要气体二氧化碳是由于现代工业社会燃烧过多矿物燃料如 煤炭 石油和天然气 这样就导致地表温度增高 因其作用类似于栽培农作物的温室 故名温室效应 自工业革命以来 人类向大气中排放的二氧化碳等吸热性强的温室气体逐年增加 大气的温室效应也随之增强 已引起全球气候变暖等一系列严重问题 引起了全世界各国的关注 二 Pollution Typesofpollutions 水大气光噪音工业核汽车污染石油臭氧 常见动词总结 预防造成治理减轻 降低监控 Preventcausecombat control fight tacklecut limit reduce minimizemonitor 常见名词总结 ScienceandtheEnvironment ScienceandtheEnvironment 环境科学生物技术基因工程转基因食品 EnvironmentalscienceBiotechnologyGeneticengineeringGMF Destructionofhabitats 濒危物种濒临灭绝滥砍滥伐荒漠化水土流失 EndangeredspeciesBeclosetoextinction bethreatenedwith DeforestationDesertificationWaterlossandsoilerosion 腐蚀 侵蚀 Acidrain 侵蚀 腐蚀 Erosion 1 Acidrain Heavyuseofenergytoenhancethehumanmaterial butalsoca usedunexpecteddisaster Acidrainbringaglobaldamage MENU 2 Holesintheozonelayer MENU Cause BringaboutLeadtoResultinContributetoBeresponsiblefor 3 Greenhouseeffect Cars emissionsareespeciallydamaging too partlybecausethenitrogenoxidesfromjet engineexhaustshelpcreateozone apotentgreenhousegas andpartlybecausetheprettytrailsthataircraft Thereisnodoubtglobalwarmingisafact Globalwarmingisveryseriousconsequences suchasglaciersmelt sealevelrise desertification totheecologicalsystemandtheseriousimpactonagriculturalproduction Greenhouseeffectleadtoglobalwarming andfloodedcoastline Now letuswatchapartofamovie Thedayaftertomorrow MENU 5 Trafficcongestion 6 thedestructionofhabitats Endangeredspiecies deforestation Thelandwehaveownedoncewedepenededtoraisedourlifenowhavebecomemoreandmoreinfertility thedesertisgraduallyexpandingonedaywhenwehavenolandtolivewhatweshoulddo PossibleSolutions 1 RENEWABLEENERGYSOURCES Renewableenergysourcessuchaswindpower wavepower andsolarpowerdonotpollutetheenvironment TheyaremuchcleanerthanoilandcoalTheyarealternativeenergysources 2 Greenproducts Wecanhelptheenvironmentbychoosingtobuygreenproducts Examplesofgreenproductsarerecycledpaper woodfromsustainablesources andorganicfruitandvegetables 3 recycling Recyclingiswhenyouusesomethingagaininsteadofthrowingitaway Glass canspaper andplasticcanallberecycled 4 Alternativeformsoftransport PublictransportismoreenvironmentallyfriendlybecausebusesandtrainscancarrylargenumbersofpeopleatthesametimeCarpoolsareanotherwayofreducingthenumberofcarsontheroad Evencleanersolutionsareelectriccars andbicycles 5