SC seeks explanation from Delhi government on implementation of Graded Response Action Plan (GRAP) and says it is in favour of continuance of fourth stage of GRAP even in case of AQI level reduces below 400 level in Delhi Delhi Air Pollution Supreme Court Hearing Live Updates: We want to know what action government has taken, asks Justice Oka

The Supreme Court has ordered immediate enforcement of stricter pollution control measures in Delhi-NCR due to alarming pollution levels. Despite an AQI below 450, rigorous Stage 4 restrictions of the Graded Response Action Plan (GRAP) should continue.

Delhi's air pollution crisis worsens with AQI surpassing 1500, prompting GRAP-4 measures and flight advisories. Check the most polluted areas in the city.

New Delhi has become the most polluted city in the world after its air quality turns ‘hazardous’ at 1,081 and the concentration of PM2.5 - particulate matter measuring 2.5 microns or less in diameter that can be carried into lungs,

The AQI at all monitoring stations stood between 1300 and 1600 - ‘hazardous’ category - at around 10 am on Monday, as per Swiss air technology company IQAir.

This dramatic deterioration in air quality has prompted urgent action from authorities, with Delhi experiencing a host of severe environmental concerns.

The Supreme Court agreed for an urgent hearing of a plea on Monday seeking directions to curb air pollution in the national capital and adjoining areas.

The air quality in the national capital has worsened with the air quality index (AQI) reading reaching a mark of 483, which is in the ‘severe plus’ category. An AQI of 450 and above is categorised as ‘severe plus’.

The air quality in Delhi deteriorated, prompting GRAP IV restrictions. Schools for students up to Class 11 will switch to online learning, construction work will be banned, and only specific vehicles