The government told Parliament there is no definitive evidence directly linking high AQI levels to lung diseases, though air ...
On Friday, the air quality index at Visakhapatnam central area around noon showed 350, while Delhi, said to be the most polluted city, displayed the index at 316 around the same time.
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Even then, the 24-hour average AQI stood in the ‘very poor’ category at 374, marginally higher than 373 recorded a day ...
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