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The CPCB considers ‘poor’ AQI as levels which causes breathing discomfort to most people upon prolonged exposure while ‘very poor’ AQI as levels which can cause ....
An analysis of air quality data of Chennai by Greenpeace India has shown that the average pollution level in the city was much higher than the WHO air quality guidelines. ....
Senior Tamil Nadu Pollution Control Board (TNPCB) officials told The New Indian Express that this year the climatic conditions were favourable for faster dispersion of pollutants Share Via Email | A+A A- The city was engulfed in a blanket of smog as people burned waste and unused clothes celebrating Bhogi ahead of Pongal in Chennai on Wednesday morning (Express | Debadatta Mallick) Express News Service CHENNAI: The pollution levels associated with the customary Bhogi bonfire celebrations remained in check on Wednesday, when compared to previous years, largely due to clear skies which helped in faster dispersion of air pollutants. Chennai recorded an Air Quality Index (AQI) of 121. As per the National Air Monitoring Programme, AQI between 101-200 is categorised as moderately polluted and may cause breathing discomfort to people with lung disease such as asthma, and discomfort to people with heart disease, children and older adults. Till 6 am, ....