pm2.5 English

http://aqicn.org/city/beijing/

 

European Union

The European Union has established the European emission standards which include limits for particulates in the air:[65]

PM10
since 1 January 2005
PM2.5
since 1 January 2015
Yearly average 40 µg/m3 25 µg/m3
Daily average (24-hour)
Allowed number of exceedences per year
50 µg/m3
35
NoneNone

Source:
https://en.wikipedia.org/wiki/Particulates#European_Union

[65]„Air Quality Standards – Environment – European Commission“. Ec.europa.eu. Retrieved 1 February 2015.

 

http://beijing.usembassy-china.org.cn/20130201-pm25-steps.html

Extremely High Levels of PM2.5: Steps to Reduce Your Exposure

 

The U.S. AQI does not include recommendations for PM2.5 levels above 500, but levels are sometimes worse (“beyond index”).  What should I do?  

 

Europe, Munich, Landshuter Allee
http://aqicn.org/map/#@g/33.0457/17.8041/3z

Asia
http://aqicn.org/map/

http://aqicn.org/city/beijing/

Shanghai
Shopping airpuryfiers
http://www.healthandsafetyinshanghai.com/top-rated-air-purifiers.html

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