Fog and Haze 雾霾 英文PPT课件

1 ContentsI.Basic information of the HazeII.Causes of hazy weatherIII. The harm of smogIV. Methods and solutions第1页/共23页2Basic information of the Haze祝贺交大主楼发射成功!Since after第2页/共23页3Basic information of the Haze In 1952, the Londons severe fog lasted for 5 days, leading to death of 12,000 people. It took 20 years to solve the haze in London.London Xian1952 2013London Xian1952 2013第3页/共23页4Basic information of the Haze In China, a lot of cities are suffering from the same problem now.ShanghaiNanjingBeijing第4页/共23页5Basic information of the HazeThe most distance way in the world is that I couldnt see Chairman Mao even though I am right in front of the Tiananmen!世界上最远的距离，是我就站在天安门前却看不到毛主席！第5页/共23页6Basic information of the HazeRelative Humidity相对湿度Fog雾Haze霾90%80%Visibility能见度1km1km-10kmn Comparison of Fog&Haze第6页/共23页7Basic information of the HazeAQJ (Air Quality Index)空气质量指数PM2.5PM10SO2NO2O3COUpdated Every hourAPI (Air Pollution Index)空气污染指数SO2NO2PM10Updated Every dayn Measurement第7页/共23页8Basic information of the HazePM:Particulate matter 颗粒物 PM 10: inhalable particles 可吸入颗粒物 PM 2.5: particles can be drawn into lung 可入肺颗粒物Particle size 300Off the charts！爆表了！爆表了！第9页/共23页10Basic information of the HazeXian first got No.1 in the ranking of the Chinese cities!第10页/共23页11Causes of hazy weather1. Large pollutant emission (The burning of coal and oil)第11页/共23页122. Disadvantageous condition for dispersal 扩散不利扩散不利 （the low atmospheric air pressure. No wind、no rain）CausesCauses of hazy weather of hazy weather第12页/共23页13Causes of hazy weather3. Multiply effect of regional pollution and local pollution 区域污染和本地污染叠加区域污染和本地污染叠加第13页/共23页14The harm of smog1、It may has a bad effect on our respiratory（呼吸） organ and cardiovascular system(心血管系统统). 7 years after serious haze,there will be a period that the rate of lung cancer is extremely high第14页/共23页15The harm of smog2、The haze will reduce the vision. The worse is that the traffic will be much busier and the possible of accident will raise up.第15页/共23页16The harm of smog3、Fog&haze weather, the air will often with bacteria and viruses, easy to spread the diseases. 传播疾病4、It is not conducive to the growth of children 不利于儿童成长5、 Negative influence psychological health 心理健康第16页/共23页17Methods and solutionsWhat can we do to avoid this?第17页/共23页18Methods and solutionsStep1: Search Air Quality Index first,reduce outdoor exercise if its beyond 100.Step2: Wear N95/KN90 mask while density of PM2.5 reach 150.N95 KN90第18页/共23页19Methods and solutionsStep3: Light diet and drink plenty of water.Step4: Do not open the window in the haze第19页/共23页20Methods and solutions1. Develop and use new clean energy 清洁能源 Reducing the use of cars，developing the public transport. 公共交通 Increase the green area 增加绿化4. public supervision 社会监督n Solve the problem第20页/共23页21W e a r e a l l i n t h i s t o g e t h e r !共 同 努 力 ！ Now in China, NPC &CPPCC(National Peoples Congress人大 & Chinese Peoples Political Consultative Conference 政协) determine to solve the haze in 10 years.第21页/共23页22Thank you for listening!第22页/共23页23感谢您的观看。第23页/共23页