Winter air too toxic to breathe: Study
![](http://admin.indiaenvironmentportal.org.in/files/Air_Pollution_noida_26.jpg)
Calcutta: Calcutta's air is unbreathable in the current season, figures thrown up by the measuring stations of the state pollution control board reveal.
Publication Date:
19/01/2018
![]() |
Calcutta: Calcutta's air is unbreathable in the current season, figures thrown up by the measuring stations of the state pollution control board reveal.