Air Pollution 空气污染 英语演讲 win8风

1、Air Pollution,By WTIFS,Outline,I. Introduction A. Importance B. Types,II. Outdoor air pollution A. Source B. Harm C. Solution,III. Indoor air pollution A. Harm B. Source C. Solution,IV. Sealed-space air pollution A. Source B. Harm C. Solution,Intro,15 cubic meters of air per day,2,000,000 people die

2、d per year,Importance,Harm,Intro,Outdoor air pollution,Indoor air pollution,Sealed-space air pollution,Type,Harm,Outdoor air pollution,Burning of fuel,Traffic transportation,Factories,Power plants,Residential coal burning,Source,Harm,Outdoor air pollution,Dust,Construction sites,Deserts,Source,Harm,

3、Mines,+,Haze,Outdoor air pollution,Type1,Harm,SO2 Smog,Outdoor air pollution,Sulfur dioxide smog,SO2,*SO42-,Type2,Harm,+,Sulfur dioxide,SO2 compounds,Outdoor air pollution,NOx,Type3,Harm,+,Nitrogen oxides,Photochemical smog,Harm,Outdoor air pollution,Harm,Pay attention to the air quality,Solution,Ha

4、rm,Outdoor air pollution,Wear a mask while going out,Solution,Harm,Wash face & hands when you return,Drink more water & eat health food,Outdoor air pollution,70% time staying indoors,Harm,Harm,Indoor air pollution,A greater effect on us,Cause life-long disease,Harmful materials,Source,Harm,Indoor ai

5、r pollution,HOCO CO,Indoor-decoration,Paint,Furniture,Cooking Stove,Radiation & Electromagnetic Radiation,Source,Harm,Indoor air pollution,Concrete,Computer,Microwave,Home of germs,Source,Harm,Indoor air pollution,Carpet,Wallpaper,Sofa,Bed,Open the window,Solution,Harm,Indoor air pollution,Carpet,Pu

6、t quilts under the sun,Keep a plant,Sealed-space air pollution,Transportation & Underground buildings,Source,Harm,Thousands of people go out by subway/ bus,Source,Harm,CO2 & germs,Max value at 8:00 & 17:00,Sealed-space air pollution,Harm,Harm,Disease can easily spread,Sickness,Dizziness,Sealed-space air pollution,Solution,Harm,Wash hands frequently,Go out when therere not so much people,Breathes fresh air on the half way,Sealed-space air pollution,Always keep yourself cl