Air pollution: Industrial waste, vehicular emissions make air so dangerous in Indian cities, say experts
![](http://admin.indiaenvironmentportal.org.in/files/Air_Pollution_chamboor_45.jpg)
DELHI: The national capital ranked sixth in terms of PM 2.5 with an annual average of 143 µg/m3 in 2016.
Publication Date:
03/05/2018
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DELHI: The national capital ranked sixth in terms of PM 2.5 with an annual average of 143 µg/m3 in 2016.