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Goodmorningeveryone，I’mverygaldtogiveapresentationhere。TodaymytopicisLow-carbon.AftertheCopenhagenmeeting,low-carbonhasbecomeacatchwordintheChinesepopularmediaanddailyconversationofChinesepeople.Whatislow-carbon?(Low-carbonmeansalowerofgreenhousegasesemissions,speciallyreferstothecarbondioxide.)Whydoweadvocatelow-carbon?Becauseofthedevelopmentoftheworldindustrialeconomy,thefastincreaseofpopulation,theunlimitedincreaseofthehumandesire,andtheunrestrainedproductionandlifestyle.ourenvironmentisbecomingmoreandmoreworse.Therefore,weshouldprotectourearthwhichistheonlyonethatprovidethelivingenvironmentforhuman.soweshouldadvocatelow-carbon.Lowcarbontechnologies1、Windpower1)Windpowersuppliesroughlythesameamountofelectricity,andnewwindfacilitiesarebeingbuiltatarapidpace.Additional,thefuelcostforwindiszero.2)Severalstudieshavefoundthatevenwhenthesemanufacturingwindturbines(风力涡轮机)andbuildingwindplantsareincluded,windenergy’sCO2emissionsarestillquitesmall.2、Solarpower1)TheamountofsolarenergythatreachestheUnitedStateseachyearisequivalenttoapproximately4,000timesthenation’stotalelectricpowerneeds,buttappingthatenergyhasbeenrelativelyexpensive.2)Costsforsolarphotovoltaic(PV)cellsare5to10timeshigherthanthoseofotherlow-carbontechnologies.3、Nuclearpower1)Nuclearpower'scapabilitytoaddsignificantlytofuturelowcarbonpowerdependsstronglyonseveralfactors,includingnewplantdesigns,nationalandregionalpolitics,fuelavailability,etc.TherearestillmanyLowcarbontechnologiessuchaswaterpower,Tidalpowerandsoon.4.tidalpowerHarnessingthetidesinabayorestuaryhasbeenachievedinFrance(since1966),CanadaandRussia,andcouldbeachievedinotherareaswithalargetidalrange.Thetrappedwaterturnsturbinesasitisreleasedthroughthetidalbarrageineitherdirection.WhatcanwedoforLowcarbonTherearemanythingswecandotoreducecarbonemission.1.Choosingthebicycles,bus,andsubwayinsteadofprivatecar2.takingabagwithusinsteadofusingtheplastic3.Usingenergy-savingbulb4.usingbothsidesofthepaper5.Recyclingtheoldbattery6.TurningoffthepowersocketTimely7.Usingwaterwithmoderation8.Separatingthegarbage,andsoon.Moreover,weshouldtryourbesttocallforpeoplearoundustotakepartinthelowcarbonlifestyle,informingthemthatlivingalowcarbonlifenotonlycanreduceemissions,makeourowncontributionstoourcity,butalsodogoodtoourselves,includingkeepingushealthy,setexamplesforourchildrenwhenyouhaveorforfuturegenerations,andsoon.Whatislow-carbonlife?low-carbonlifemeansakindoflifestylethatpeopledotheirbesttoreduceenergyconsumptionandcarbongreenhousegasemissions.isanattitudetolife.