Delhi's air quality slipped to the 'very poor' category Tuesday morning as Chief Minister Arvind Kejriwal announced to bring 2,000 electric buses in the coming years to combat pollution.
The Air Quality Index (AQI) was 312 at 8 am, according to the Ministry of Earth Sciences' air quality forecast agency SAFAR. Readings below 50 are considered safe, 51 and 100 is 'satisfactory' and anything above 300 is considered hazardous or 'severe'.
SAFAR in a statement on Monday said, "Maximum temperature and wind speed are likely to increase gradually in the next 3 days (Jan 18, 19, 20) enhancing ventilation of

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