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Residents continue to suffer as Delhi`s air quality remains `very poor`
The air quality in Delhi continues to remain in the `very poor` category, with the Air Quality Index (AQI) recorded at 332 early Friday morning, as per data from the Central Pollution Control Board ...
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Explained: How air pollution levels are monitored in Chennai and what the data implies
Chennai’s air quality poses serious health risks. More monitoring stations and improved public communication are urgently ...