PPT下载 - 中国PM2.5
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Transcript PPT下载 - 中国PM2.5
Tian'anmen Square in the fog.
A couple were taking pictures amid the haze.
The Beijing National Stadium, or the Bird'
Nest
Popular Science
大众科学
相对湿度
relative
humidity
能见度
visibility
雾
Fog
>90%
<1km
霾
Haze
<80%
1km-10km
Measurement 计量方式
AQJ (Air Quality Index)
空气质量指数
PM2.5
PM10
SO2
NO2
O3
CO
Updated Every hour
API (Air Pollution Index)
空气污染指数
SO2
NO2
PM10
Updated Every day
What is PM ?
Particular Matter
PM10可吸入颗粒物
PM2.5可入肺颗粒物
Burning of fossil fuels in vehicles
机动车燃油
Power plants
发电厂
Various industrial processes
各类工业生产
Air Quality Index
Levels of Health Concern
Numerical
Value
Good
0-50
Moderate
51-100
Unhealthy for
Sensitive Groups
101-150
Unhealthy
151-200
Very Unhealthy
201-300
> 300
Off the charts!爆表了!
Hazardous
I am in a fog
云里雾里
1.Terrifying
恐怖
Hang in there!
忍一下
2. Ridicule 调侃
Dust and smog is
crazily thick!
Be strong and do not
breathe!
The longest distance
in the world is that I
couldn’t see Chairman
Mao even though I am
right in front of the
Tiananmen!
最远的距离是站在天安
门前却看不到毛主席!
3. Fearless 无畏
Whatever doesn’t kill
you simply makes
you stronger!
杀不死你的会让你更
强大!梅花香自苦寒
来!
Face the problem
直视问题
Do not sugarcoat it!
不要粉饰
• The cause:
第一, 污染物排放量大。
Large pollutant emission
第二, 扩散条件不利。
Disadvantageous condition for dispersal
第三, 区域污染和本地污染贡献叠加。
Multiply effect of regional pollution and
local pollution
•
•
•
•
•
戴面罩 wear the Mask
公共交通 public transportation
混合动力车 hybrid car
清洁能源 clean Energy
社会监督 public supervision
• We are all in this together!
• We shall survive and thrive together!
• 同呼吸,共责任!