Climatechangeisreal...,climate是什么意思

climate 3
TUFTSCLIMATEINITIATIVELIGHTINGBROCHURE Climatechangeisreal...…turnoffyourlights!
•Turnoffyourlightswhenyoudon'tneedthem!
•pactfluorescentbulbs!
Inthelongrun,you'llsaveenergyandmoney.•Discardyourhalogentorchieres!
Theyareafirehazardanduse5-10timesmore energy(300-500Watts)thananormallamp. LIGHTSANDELECTRICITY ElectricityLighting,mostofwhichisfrominefficientincandescentlights,usesabout25%ofallelectricityintheUnitedStates.Electricityisproducedmostlybyburningfossilfuels.InMassachusetts,thefuelmixforelectricityproductionis: 37%oil31%coal22%nuclear7%naturalgas1%hydro0%solarandwind ShutOffYourLights!
Turnoffyourlightswhenyoudon’tneedthem.Itsoundssosimple:atnocostandwithverylittleeffortyousavemoneyandenergy,andpreventyourbulbsfromburningoutfastandtheclimatefromheatingup.Nowyoujustneedtoremember... MotionSensorsMotionsensorsmakesenseinpublicspaces.Universitiespaniescancuttheirelectricitybillsconsiderablybyinstallingmotionsensorsinbathrooms,hallways,offices,libraries,etc.
1 CompactFluorescentBulbs Yes,CompactFluorescentBulbsaremuchmoreexpensivetobuythanordinarybulbs.Buteventhoughtheycostbetween$8-12each,theywillsaveyoumuchmoremoneyinthelongrun.ACompactFluorescentBulblaststentimeslongerthananincandescentbulb.AsingleCompactFluorescentBulbsaves$25-50inbulbandelectricitycostsoveritslifetime!
Overitslifetime,onesingleCompactFluorescentBulbprevents1,000-2,000poundsofcarbondioxidefromheatingtheatmosphere.Italsopreventstheemissionof8-16poundsofsulfurdioxide,whichcausesacidrain. ThesameCompactFluorescentBulbwillalsosavethecostofbuyingandinstallingadozenordinarybulbs. TuftsLightBulbExchangeProgram Tuftsstudents,staff,andfacultycanbringtheirincandescentbulbstotheTuftsClimateInitiativeofficeinMillerHall(MedfordCampus)andgetfreeCompactFluorescentBulbstoreplacethem.IfyouhavequestionscallTCIat:617-627-5517IfyouarenotatTufts:BuyCompactFluorescentBulbsatthehardwarestoreandaskforrebates.BuyCompactFluorescentBulbsovertheat.CallyourpanyaboutCompactFluorescentBulbrebates. HalogenTorchieresOnesinglehalogentorchierecancostyoubetween$50and$160inelectricitycostseachyear. parablestandinglampwithCompactFluorescentBulbswillcostyouonly$4-$14inelectricitycostsayear.Halogentorchieresposeafirehazard.ForthatreasontheyareprohibitedatTuftsUniversity. WhileYou’reAtIt…whydon’tyouturnoffputer...Itusesaboutasmuchenergytooperateastwotothreeincandescentbulbs.
2 CLIMATECHANGEFACTS Climatechange,orglobalwarming,iscausedmainlybyburningfossilfuels(coal,oil,gasoline,andnaturalgas).Thiscreatescarbondioxide(CO2),agasthatstoresheat.CO2andothergasesthatstoreheatarecalled“greenhousegases.” Naturalgreenhousegasesarenecessaryforlifeonearth.Withoutthem,wecouldnotlivebecausetheearthwouldbetoocold.Toomuchofthem,however,andglobaltemperaturesrise,theclimateisdestabilized,andourhealthandthehealthoftheglobalecosystemisindanger. Wehavebeenputtingmoreandmoreheat-trappinggasesintotheatmosphere,raisingtheaverageglobaltemperature,andcreatingclimatechange. Theoverwhelmingmajorityofscientistsagreethatclimatechangeisrealandposesaveryseriousglobalthreat. Climatechangeishappeningtoday: •Globaltemperaturesarerising•Sealevelsarerising•Severeweathereventsareincreasing AnalysisofAntarcticicesheetsshowspresent-dayatmosphericlevelsofheat-trappingCO2are30%higherthanatanyothertimeinthelast420,000yearsandaregrowing. Wecanexpecttosee: •Furtherriseinseverestorms,down-pours,anddroughts;•Greatregionaldifferences:Someareaswillfloodmore,andotherareaswillsufferfrom increaseddroughts;•Spreadandincreaseofagriculturalpestsandtropicaldiseasessuchashantavirus,malaria, anddenguefever;•Severedamagetofragileecosystems.•TheUnitedStateshasonly5%oftheworld'spopulationyetcontributes25%ofall greenhousegases. EachAmericanisresponsibleforabout22tonsofCO2peryear.Ifwewanttostabilizetheclimate,eachpersonontheshouldonlyproduceabout2tonsofCO2peryear. ElectricityproductionisthelargestsourceofgreenhousegasemissionsintheU.S.(29%in1996,justaheadoftransportation's26%). 1998wasthehottestyearonrecordsincereliablemeasurementsbeganin1880.Itsurpassedthepriorrecordfrom1997,whichinturnhadbrokenarecordsetin1995.The1990'sarethehottestdecadeonrecord,breakingtheprevioushighmark....heldbythe1980's.
3 BEACLIMATEHERO!
Driveless!
AthirdofU.S.greenhousegasefromtransportation!
Buyafuelefficientcar!
Youwillcausemuchlesspollutionandsavealotofmoney!
Bicycle!
Bikingcreateszeroemissions,andit’sfun!
Useyourthermostat!
Inthesummer,setthethermostatforyourair-conditioninghigher:between78-83degrees.Inthewinter,setthethermostatforyourheatlower:between65-68degreesduringthedaybetween5060degreesatnight. Insulateyourhouse!
NewEnglandhomesarenotoriousforbeingpoorlyinsulated:closestormwindows,caulk-upcracks,andputplasticonyourwindows.You’llbeaclimatehero,andyou’llsavemoney!
Switchfromoiltogas!
Ifyouhaveanoilfurnace,considerswitchingtogas.OilproducesmuchmoreCO2perunitofheatproduced. Turnoffputer!
Ifyoudon’tuseputerfor15minutesorlonger,turnthemonitoroff.Ifyoudon’tuseitforanhourormore,shuttheputeroff.You’llsavemoney,andit’sgoodforputertoo!
BuyEnergyStarappliances!
Theseareespeciallyenergyefficient.LearnmoreabouttheEnergyStarprogramat:www.energystar.gov Recycle!
Recyclingsavesresources,reduceswaste,andconservesenergy!
Flyless!
FlyingsomewhereproducesasmuchCO2asifyouwoulddrivethereinyourcar!
Eatlessmeat!
Meatproductionisveryenergyintensive.Ifyoueatlessmeat,youalsopreventmuchwaterpollution;it’shealthiertoo!
Buylessstuff!
You’llsaveresources,energy,andmoney!
Learnmorebyvisitingusat:www.tufts.edu/tci
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