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1、1 ContentsI.Basic information of the HazeII.Causes of hazy weatherIII. The harm of smogIV. Methods and solutions第1頁/共23頁2Basic information of the Haze祝賀交大主樓發(fā)射成功!Since after第2頁/共23頁3Basic information of the Haze In 1952, the Londons severe fog lasted for 5 days, leading to death of 12,000 people. It

2、took 20 years to solve the haze in London.London Xian1952 2013London Xian1952 2013第3頁/共23頁4Basic information of the Haze In China, a lot of cities are suffering from the same problem now.ShanghaiNanjingBeijing第4頁/共23頁5Basic information of the HazeThe most distance way in the world is that I couldnt

3、see Chairman Mao even though I am right in front of the Tiananmen!世界上最遠(yuǎn)的距離，是我就站在天安門前卻看不到毛主席！第5頁/共23頁6Basic information of the HazeRelative Humidity相對濕度Fog霧Haze霾90%80%Visibility能見度1km1km-10kmn Comparison of Fog&Haze第6頁/共23頁7Basic information of the HazeAQJ (Air Quality Index)空氣質(zhì)量指數(shù)PM2.5PM10SO2NO2O3CO

4、Updated Every hourAPI (Air Pollution Index)空氣污染指數(shù)SO2NO2PM10Updated Every dayn Measurement第7頁/共23頁8Basic information of the HazePM:Particulate matter 顆粒物 PM 10: inhalable particles 可吸入顆粒物 PM 2.5: particles can be drawn into lung 可入肺顆粒物Particle size 300Off the charts！爆表了！爆表了！第9頁/共23頁10Basic informatio

5、n of the HazeXian first got No.1 in the ranking of the Chinese cities!第10頁/共23頁11Causes of hazy weather1. Large pollutant emission (The burning of coal and oil)第11頁/共23頁122. Disadvantageous condition for dispersal 擴(kuò)散不利擴(kuò)散不利 （the low atmospheric air pressure. No wind、no rain）CausesCauses of hazy weath

6、er of hazy weather第12頁/共23頁13Causes of hazy weather3. Multiply effect of regional pollution and local pollution 區(qū)域污染和本地污染疊加區(qū)域污染和本地污染疊加第13頁/共23頁14The harm of smog1、It may has a bad effect on our respiratory（呼吸） organ and cardiovascular system(心血管系統(tǒng)統(tǒng)). 7 years after serious haze,there will be a period

7、 that the rate of lung cancer is extremely high第14頁/共23頁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頁/共23頁16The harm of smog3、Fog&haze weather, the air will often with bacteria and viruses, easy

8、to spread the diseases. 傳播疾病4、It is not conducive to the growth of children 不利于兒童成長5、 Negative influence psychological health 心理健康第16頁/共23頁17Methods and solutionsWhat can we do to avoid this?第17頁/共23頁18Methods and solutionsStep1: Search Air Quality Index first,reduce outdoor exercise if its beyond 1

9、00.Step2: Wear N95/KN90 mask while density of PM2.5 reach 150.N95 KN90第18頁/共23頁19Methods and solutionsStep3: Light diet and drink plenty of water.Step4: Do not open the window in the haze第19頁/共23頁20Methods and solutions1. Develop and use new clean energy 清潔能源 Reducing the use of cars，developing the

10、public transport. 公共交通 Increase the green area 增加綠化4. public supervision 社會監(jiān)督n Solve the problem第20頁/共23頁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 政協(xié)) determine to solve the haze in 10 years.第21頁/共23頁22Thank you for listening!第22頁/共23頁23感謝您的觀看。第23頁/共23頁