低碳生活(英语演讲PPT).ppt 35页

'lowcarbonliving1 Part1 IgiveyouanaccountoftwosubjectsAirconditioningtoexcludethemethane-containinggasescauseglobalwarmingThesecondoneisabouttheincreasingamountofcars3 AirconditioningisboundtobringsomeburdenonourenvironmentAndweuseanykindofindustrialproducts,airconditioningisboundtobringacertainburdentoourenvironment.Energytoopenthetimberandreleaselargeamountsofheattotheatmosphericenvironment,hasbeenagreatburdentoournaturalenvironmentintoaring,thisisalongtimetosolvethemajorproblems4 Whatarethehazardsofvehicleexhaustontheenvironment?Thecarisamodernmeansoftransport,withthesurgeinthenumberofcars,worseningenvironmentalpollutioncausedbyautomobileexhaust.TheharmfulcomponentsinthevehicleexhaustofCO,NOx,SO2,HC,andparticulatematterandozone5 in21stcentury,thereare7millionscarsintheworld,alargeamountofexhaustgaseshasseriouslyinfluencedus,suchas:cough,throatinflammation.6 Weshouldhaveahealthywaytotravel7 TheglobalclimateisbecomingwarmerandwarmerNearly100years,theaverageglobaltemperaturehasexperiencedtwofluctuations,whichisthewell-beingofwell-being".Ingeneral,itisageneraltrend,theglobalclimateisbecomingwarmerandwarmer8 ManypartsofthelandbecomesverydryForexample,lastspring,themostseveredroughtin50yearshitnorthernChinaaffectingthelivelihoodof4millionpeople.9 Theyarelookingforwardtotherain10 Environmentaldamageandclimatechangeisarealityforus.Outoftheworld’smostpolluted20cities,halfareinChina,70%ofChineseriversarepolluted.Chinahasbecomethelargestcarbonemitteroftheworld11 Part2 Whatisalow-carbonliving?Low-carbonlifeistwowords,lifereferstotheclothing,food,housing,transportationlines,suchasaspectsofpersonallifestyleaccordingtopersonalhabits.Whyshouldwebelow-carbonlife?Ordertoreducecarbonemissionsanddependenceinlife13 Carbondioxideisessentialforplantstoabsorbcarbondioxideforphotosynthesis,andcarbondioxideremainswithintheappropriaterangeisveryimportantformaintainingtheEarth"stemperaturesuitableforhumanhabitation14 ClimatechangeandourrelationshipPolaricemelting15 Thepolarbeartoloseafoothold16 Allkindsofextremeweather,droughts,floods,storms,icestorm,fire,usetheadjective"rarehistorical,onceinacentury"todescribethesituationisgrim17 Peoplelosttheirhomesbecauseoffire18 Snow-iceroadsandcar19 OurEarthisavarietyofattacksofextremeweather20 Thiswouldcausegreatharm21 WeshouldmakeeveryefforttoprotecttheEarth22 Part3 HowdoweachievealowcarbonlifeMyunderstandingisthatthelow-carbonintheirdailylivesfromourselves,fromthetrivial,tominimizeallpossibleconsumption24 WaterconservationistheenergyWaterisoursourceoflife25 Manypeoplearenowatertodrink26 Theirdesireforwaterisfarbeyondourimagination27 Inaddition,ifmonthlywashclothes,soonceperwashercansaveelectricity,alsosavespowerofthecoal,alsowillreducecarbonemissions,ifallthefamilycandomonthlybyhandtowashclothes,reducetheemissionsofcarbondioxideonceis68.4tons,canachievethisfigureisverysurprising.28 Soforusstudentshavemorewaysenergy-savingDonotletthedesertfromthebirthofyourhands29 Neednotdisposablechopsticksanddisposablelunchbox30 Theuseofdisposableplasticwillcausegreatpollution31 Bagsinsteadofplasticbagsisawisechoice32 Reducefoodwaste33 Ourearthneedsweworktogethertolove,letusstartfromaroundthings,cherishresources,reducetheenergyconsumptionandmakeourlifemorebeautifu34 Thankyou!'