AirPollution空气污染-英语演讲win8风省公共课一等奖全国赛课获奖课件.pptx

Air PollutionBy WTIFS第1页OutlineI.Introduction A.Importance B.Types II.Outdoor air pollution A.Source B.Harm C.Solution III.Indoor air pollution A.Harm B.Source C.SolutionIV.Sealed-space air pollution A.Source B.Harm C.Solution第2页Intro15 cubic meters of air per day2,000,000 people died per yearImportanceHarm第3页IntroOutdoor air pollutionIndoor air pollutionSealed-space air pollutionTypeHarm第4页Outdoor air pollutionBurning of fuelTraffictransportationFactoriesPower plantsResidential coal burningSourceHarm第5页Outdoor air pollutionDustConstructionsitesDesertsSourceHarmMines第6页+HazeOutdoor air pollutionFog(tiny water drops)Airborne particularsType1Harm第7页SO2 Smog Outdoor air pollutionSulfur dioxide smogSO2*SO42-Type2Harm+Sulfur dioxideSO2 compounds第8页Sun lightHydrocarbon,etcOutdoor air pollutionNOxNOxType3Harm+Nitrogen oxidesPhotochemical smog第9页EyesHeadacheHarmOutdoor air pollutionNoseCoughLungsPotential diseaseHarm第10页Pay attention to the air qualitySolutionHarmOutdoor air pollution第11页Wear a mask while going outSolutionHarmWash face&hands when you returnDrink more water&eat health foodOutdoor air pollution第12页70%time staying indoorsHarmHarmIndoor air pollutionA greater effect on usCause life-long disease第13页Harmful materials SourceHarmIndoor air pollutionHOCOCOIndoor-decorationPaintFurnitureCooking Stove第14页Radiation&Electromagnetic Radiation SourceHarmIndoor air pollutionConcreteComputerMicrowaveCell Phone第15页Home of germsSourceHarmIndoor air pollutionCarpetWallpaperSofaBed第16页Open the windowSolutionHarmIndoor air pollutionCarpetPut quilts under the sunKeep a plant第17页Lack of sun lightSealed-space air pollutionTransportation&Underground buildingsSourceHarmLack of fresh air第18页Thousands of people go out by subway/busSourceHarmCO2&germsMax value at 8:00&17:00Sealed-space air pollution第19页HarmHarmDisease can easily spreadSicknessDizzinessSealed-space air pollution第20页SolutionHarmWash hands frequentlyGo out when therere not so much peopleBreathes fresh air on the half waySealed-space air pollution第21页Always keep yourself clean!SummaryKeep an eye on the air qualityDrink more water第22页SummaryHope you all have a healthy life!第23页