Unit 3 Climate 泛读教程2.ppt

Unit3Climate,WordPretest,Whatsclimate?,Climateisthecombinationoftemperature,moisture,andsunshineataplaceoveraperiodofmanyyears.Temperatureandtheamountofrainfallarethetwomostimportantelementsofclimate.Othersarehumidity,sunshine,wind,andairpressure.,TypesofClimate,SomeClimateDisasters,Typhoon,Flood,Drought,Snowstorm,Typhoon,Flood,Drought,Snowstorm,ClimateChange,Mainlyinthreeareas:GlobalWarming全球变暖Aciddeposition/Acidrain酸雨Ozonedepletion臭氧层损耗,TextI,ReadTextISkimming,In2minutesThemainidea?Moreclimatenegotiationsareneeded.,ReadTextIScanning,Within9minutesexerciseonpage39-40,ThirdReading,Structure(5minutes),Structure,Part1(Para1-2):Thepaceofprogressonclimatechangeisstilltooslow.Part2(Para3-8):Twodisturbingtrendsofclimatenegotiationsareexpressed.Part3(Para9-13):Negotiationsonglobalclimateagreementsarecriticallyimportant.,Whatarethetwodisturbingtrends?1.theimpactsofclimatechange2.theworldsongoingdependenceonfossilfuels,TheKyotoProtocol(Line6),京都协定书TheKyotoProtocolwasnegotiatedinDecember1997atthecityofKyoto,JapanandcameintoforceFebruary16th,2005.“TheKyotoProtocolisalegallybindingagreementunderwhichindustrializedcountrieswillreducetheircollectiveemissionsofgreenhousegasesby5.2%comparedtotheyear1990.Thegoalistoloweroverallemissionsfromsixgreenhousegases.”-UnitedNationsEnvironmentProgram,Greenhousegas(Line13),温室气体指的是大气中能吸收地面反射的太阳辐射，并重新发射辐射的一些气体，如水蒸气、二氧化碳、大部分制冷剂等。它们的作用是使地球表面变得更暖，类似于温室截留太阳辐射，并加热温室内空气的作用。这种温室气体使地球变得更温暖的影响称为“温室效应”GreenhouseEffect,京都议定书中规定控制的6种温室气体为：二氧化碳（CO）、甲烷（CH）、氧化亚氮（NO）、氢氟碳化合物（HFCs）、全氟碳化合物（PFCs）、六氟化硫（SF6）,SuperTyphoonBopha,ClimateChangeConferences,UsefulWordsandexpressions,Unsustainable(Line22)Displaced(Line24)Transparency(Line66)Accountability(Line66)FossilfuelsGreenhousegasemissions,PleasefindthefullnamesofthefollowingorganizationsinTextIandtranslatethem.NOAA美国国家海洋和大气管理局WB世界银行WRI世界资源研究所IEA国际能源署/国际能源机构,WordSearch,1.trackn.2.successionn.insuccession3.witherv.4.vulnerabilityn.vulnerableadj.5.momentumn.,WordSearch,6.latitude/lttjud;US-tud/n.longitude/lndtjud;US-tud/n.7.altitude/lttjud;US-tud/n.synonym:elevation8.monsoon/mnsun/n.9.drainv.10.precautionn.,SectionB,Sandstorm,facemask,featherduster,Haze,PM2.5,ParticulateMatter2.5大气中直径小于或等于2.5微米的颗粒物，也称为可入肺颗粒物ParticlepollutionorparticulatematterisanothermeasureofpollutantsintheairandiscommonlystatedasPM2.5orPM10TheHeartAssociationestimatesthatintheUnitedStatesalone,PM2.5airpollutioncausessome60,000deathsayear.,Indiansummer:aperiodofunusualwarmweatherinautumn,notlongbeforewinter.,SectionC,15:TTFTF6-10:TFTTT,tropicalclimates热带气候subtropicalclimates亚热带气候mid-latitudeclimates中纬度气候high-latitudeclimates高纬度气候high-altitudeclimates高海拔气候,TranslationofsomeExpressionsinTextII,降雨量theamountofrainfall热带雨林tropicalrainforest热带草原气候tropicalwet-and-dryclimate/tropicalsavannaclimate热带沙漠气候tropicaldesertclimate,地中海气候Mediterraneanclimate西风westerlyw