"Dense fog conditions were realised in Punjab, Haryana, UP, and over Rajasthan, today morning, with visibility of less than 50 metres... Our forecast for tomorrow morning (19 January) is that fog ...
The air quality measures had initially been tightened on January 15 when Delhi's AQI breached the 350 mark. Actions under Stage-III were implemented as a precautionary measure, as per Supreme Court ...