Patna’s air quality ‘very poor’
PATNA: Even though Diwali is nearly a fortnight away, air quality in city slipped to “very poor” category on Thursday following rise in concentration of harmful pollutants in the atmosphere with the gradual
PATNA: Even though Diwali is nearly a fortnight away, air quality in city slipped to “very poor” category on Thursday following rise in concentration of harmful pollutants in the atmosphere with the gradual