This is the first time that visibility has dropped to 'zero' in the national capital this winter season.

Health Minister K Sudhakar along with officials today held a meeting with TAC members on their advisory/recommendations to control the second wave.

The Central Pollution Control Board has issued a notice to Delhi government over other polluting activities like improper waste disposal being carried in the national capital.

Green crackers can be used on Christmas and New Year only for 35 minutes at midnight in NCR and neighbouring areas with decent air quality.

Annual crop residue burning incidents lead to air pollution, with Punjab and Haryana contributing to Delhi's hazardous AQI.

The national capital's AQI had improved and remained in either 'poor' or 'moderate' category until November 22.

The city's 24-hour average AQI improved from 435 on Sunday to 221 on Monday. On Tuesday, it was 171.

Temperatures fall in many parts as Met office projects spells of rain

High levels of PM10 and PM2.5 particles are expected to be present in the atmosphere between 1 am and 6 am, officials said.

Delhi CM Arvind Kejriwal had launched the campaign in October to curb rising air pollution.

The city recorded an air quality index (AQI) of 388 at 9 am. The 24-hour average AQI was 476 on Tuesday.

Traders, shopkeepers plan to move Lt governor to seek his help

Commission recommends urgent measures as air quality in the national capital has plummeted to the 'severe category'.

The national capital's air quality is unlikely to improve with farm fires, slow wind speed, and festive season ahead.

Air quality likely to dip on Wednesday and Thursday, monitoring agency warns.

A senior scientist at the India Meteorological Department (IMD) said the wind speed dipped on Wednesday which allowed the accumulation of pollutants.

Ten monitoring stations in Delhi entered the 'severe' zone.

Thick blanket of smog shrouds Delhi/NCR even though strict measures came into force under the Graded Response Action Plan (GRAP). The NCR recorded a 'very poor' Air Quality Index of 315 on Thursday morning.

The national capital's AQI was recorded at 116 at 12 pm on Wednesday.

Accumulated pollutants took the form of a haze, thick enough to draw a veil across the sun, which left people with itchy eyes, headache and breathing problems.