Mayor Firhad Hakim has convened a meeting with the municipal corporations of Calcutta and Howrah on Monday to implement “restrictive measures” necessary for arresting the falling air quality in the ...
Four air quality monitoring stations in Calcutta and Bidhannagar recorded “poor” air on Wednesday. Three stations in Howrah recorded “very poor” air. The residents of the twin cities separated by the ...
Air quality in Kolkata and its neighbouring city of Howrah dipped after Deepavali and Kali Puja celebrations on Monday night (October 20, 2025). Crackers were burst beyond the permitted 8 p.m. to 10 p ...
An AQI between 151 and 200 is considered ‘poor’, 201 to 300 ‘very poor’, and above 300 is classified as ‘severe’. Kolkata and Howrah's air quality deteriorated sharply on Kali Puja night as ...
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