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HumanactivitiesaffectclimateBy>SiyuanSun>>VideosGlobalMeanAnnualTemperatureAverageperDecadeDecade°C°F1980s14.1857.521990s14.3157.762023s14.5158.12>>Statics>>PhenomenaGlaciersaredisappearing

polaricecapsaremeltingatanalarmingrateWintersareshorterrecord-breakingheatwavesPlantsandanimalsareforcedtochangetheirhabitattofindmorecomfortableconditions>>Transformationsattributedfossil-fuelBURNING!!DESTRUCTIONofforests!!!

INDUSTRIALmotions!!!!>>Affections-Climate&ClimateChange

?Definition-Climate?

Climateistheaverageweatherconditionsthatoccurinaregionoveralongperiodoftime,usuallyaminimumof30years.

?Definition-ClimateChange?

Climatechangeisasignificantlong-termchangeinexpectedclimatepatterns.>>Affections-humanactivitiesForestfiresTheburningoffossilfuelsDeforestationIndustrialemissionselectricitygenerationtransportation>>GreenhouseGasesAgreenhousegasisoneofseveralgasesthatcanabsorbandemitlongwave(infrared)radiationinaplanetaryatmosphereThefourmaingreenhousegasesarewatervapour(H2O),carbondioxide(CO2),methane(CH4),andnitrousoxide(N2O).>>GreenhouseGasescarbondioxide(CO2)methane(CH4)?burningcoal,oil,gasolineandnaturalgas?cementmaking?deforestation?coalmining?productionofpetroleumproducts?naturalgasleaks?ricepaddies,landfills,cattlenitrousoxide(N2O)?burningcoal,oil,gasoline,andnaturalgas?fertilizer>>DeductionClimatescientistshaveconcludedthattheincreasedemissionsofgreenhousegasesbyhumanactivityhaveinfluencedtheglobalclimateTheanthropogenicgreenhouseeffecthasledtoglobalwarmingGlobalwarmingisleadingtoclimatechange>>ClimateChangeinCanada!Canadaisamongstthetoptencontributorsintheworldforbothtotalemissionsofheat-trappinggasesandemissionsperperson.Canada’sClimateChangeCalendarshowsbywhenduring2023theaverageCanadiancitizenwillhaveemittedasmuchasacitizenfromanothercountrywillduringthewholeyear!>>TheContributionsFromCanada！providingnewinvestmentstotally$190milliontosupportacleaner,moresustainableenvironmentinBudget2023workingwiththeUnitedStatestoregulateemissionsfromheavy-dutytrucksTheGovernmentofCanadaiscommittedtoreducingCanada'stotalgreenhousegasemissionsby17percent>>BibliographyWrittenbyLizOsborn(slide2)Problems,Impacts,Solutions:WWF(slide3)Publishedin1997bytheUnitedNationsEnvironmentProgramme-WorldMeteorologicalOrganizationhttp://(slide4)Textbookpage262(slide6)Textbookpage298(slide7)Textbookpage298(slide8)Textbookpage301(slide9)Textbookpage303(slide10)(slide11)GovernmentofCanadahttpDateModified:2023-11-26(sclide12)>>Q&A1.Howarethegreenhousegases

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