Delhi residents woke up to ‘severe’ air quality on Thursday morning (November 14), a day after the national capital recorded the worst AQI in the country, with dense fog blanketing the NCR, reducing visibility.

Every year, Delhi and northern states battle hazardous air during the winter months of October to January due to plummeting temperatures, smoke, dust, low wind speed, vehicular emissions and crop stubble burning. This time, experts say that the condition is likely to get worse in the coming days.

It’s officially that time of the year again!! What time? It’s that time when Delhi’s pollution is at its worst! As winter comes, the capital’s air get

II came into force in the national capital imposing restrictions on the use of coal and firewood as well as diesel generator sets.

A study published in June found that air pollution killed 135 million people over the last four decades around the world, with India and China accounting for the bulk of the fatalities. In 2023, Delhi’s AQI was recorded between 445 and 520 just a day after Diwali, placing it firmly in the “severe” category.

Industrial activities and vehicular traffic are significant contributors to air pollution in the city, along with rampant construction. For the past many years, every year ahead of winter the air quality in Delhi has become hazardous.

Air pollution in India's national capital increased to 'severe' on an official index on Wednesday for the first time this season as temperatures and wind speeds dropped, reducing visibility and affecting some flights.

Delhi AQI soared to 452 by 11pm, falling in comfortably “severe plus” – the worst possible category within the AQI range

Delhi's air quality turned 'severe' for the first time this season on Wednesday, with the AQI soaring to 418. In comparison, the national capital's 24-hour average Air Quality Index (AQI) -- recorded at 4 pm every day -- stood at 334 on Tuesday.