From encouraging the use of clean fuels to promoting cycling and restoring forest cover, countries have resorted to various methods to keep air pollution parameters under control.

Whatever the causes of the smog, by one ranking Delhi was not just the most polluted city in the world, but “nearly five times as bad as the second most polluted city, Dhaka,” in Bangladesh next door, as Shashi Tharoor, a leader of the opposition in Parliament and best-selling author, posted on X.

Authorities fail to address over 2,300 air pollution complaints in Delhi, Rajasthan faces higher unresolved rate as per CPCB data

The Northern Plains, home to 540.7 million people across seven states, is the most polluted region in India yet

Delhi's air quality plunged to 'very poor', with a thick layer of haze blanketing the national capital, early on Tuesday (November 26, 2024). At 9 a.m., Delhi's Air Quality Index (AQI) was recorded at 392, compared to a reading of 281 at 9 a.m. on Monday (November 25, 2024), according to Central Pollution Control Board (CPCB) data.

The AQI in Delhi dropped to ‘very poor’ category by Monday evening due to low winds and continued to be at the same level on Tuesday morning.

Delhi's average Air Quality Index (AQI) on Wednesday witnessed a marginal improvement of 46 points, however it remained in the 'very poor' category.

The Central Pollution Control Board (CPCB) reported that the city's 24-hour average AQI was recorded at 303 by 4 pm on Wednesday, November 27, making it the cleanest day of the month for the city.