AirPollution空气污染-英语演讲win8风市公开课金奖市赛课一等奖课件

1、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

2、 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+HazeOutd

3、oor 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 pollutionNOxType3Harm+Nitrogen oxidesPhotochemical smog第9页EyesHeadacheHarmOutdoor air pollution

4、NoseCoughLungsPotential 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

5、 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 pollutionCarpetWa

6、llpaperSofaBed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 yoursel