PM2.5 Is not Responsible for All Ying Lu

Xiaoman Xu

Air Quality Index

PM2.5 PM10 CO NO2 O3 SO2

Is PM2.5 Responsible for all?

Is PM2.5 Responsible for all?

PM2.5 is not always the main factor of air pollution. Other

pollutants might take the lead instead. Season can also be a

factor, affecting the concentration of the pollutants in

different times.

AQI for Beijing Nov 2013 - Dec 2015.

AQI for Shanghai Nov 2013 - Dec 2015.

Beijing PM 2.5 Concentration – Air Quality (μg/m3)

Shanghai PM 2.5 Concentration – Air Quality (μg/m3)

Beijing AQI by seasons.

Shanghai AQI by seasons.

Conclusion

PM2.5 is not always the main factor of air pollution. Other pollutants might take the lead instead. The air quality is the worst in winter.