Air quality index (AQI) in India's capital city has plummeted again, and Delhi has returned to breathing polluted air. Meanwhile, there has been a spike in the cancer-causing pollutant PM 2.

Air quality in India's capital city Delhi plunges, spike in lung cancer-causing pollutants

According to an analysis by the Delhi Pollution Control Committee (DPCC), people in the national capital breathe the worst air between November 1 and November 15 every year, as unhelpful meteorological conditions trap pollutants coming from local sources and stubble burning in neighbouring states - Punjab and Haryana.

Respiratory cases on rise in Delhi amid rising pollution levels, says doctors

the deteriorating air quality in and around the Indian capital has become a matter of high concern. A layer of eye-stinging smog continues for the 8th day. The govt. has put out an advisory for people living in Delhi NCR regions.

Delhi: Layer of eye-stinging smog continues for 8th day

It's that time of the year when the Indian capital turns to a gas chamber, the air quality has significantly worsened once again. The average air quality index in New Delhi is 315 which falls in the very poor category.

India: Delhi's AQI enters 'very poor' category for the 1st time in this season

A new study sheds light on the prevalence of pollutants in Indian cities. According to the British study published in the journal called “Atmospheric Chemistry and Physics”, hidden air pollutants are increasing in Indian cities.

Hidden air pollutants rising in Indian cities like Delhi and Kanpur, study finds

The national capital Delhi will experience "very poor" air quality in the next two days, an India Meteorological Department official said on Friday. Kuldeep Srivastava, Head, IMD's regional weather forecasting Centre in Delhi said that the stubble burning has decreased significantly and increased pollution level is mainly due to local vehicle emission and industrial pollution.

Delhi to experience very poor air quality for next two days, says IMD official

Thousands of Indians in North India, especially the national capital region, woke up on Sunday to toxic air following Diwali, the Hindu festival of lights. Delhi was blanketed with a thick haze, with the average pollution level in the capital over 9 times what is considered safe by the World Health Organisation.

Delhi, neighbouring cities choke on toxic smog day after Diwali festivities

The toxic air in the capital city and its adjoining areas maintained its intensity as the air quality observed on early Friday was still in the "severe" mark. Visuals of deadly smog were witnessed in Delhi this morning which significantly lowered the visibility.

Pollution continues to hurt Delhi as air quality nears 'emergency' mark

Prime Minister Narendra Modi on Wednesday chaired the 31st interaction through 'PRAGATI' and asked the Agriculture Ministry to distribute equipment to farmers of Punjab, Haryana and Uttar Pradesh on a priority basis to tackle stubble burning.

PM Modi orders distribution of equipment to farmers on 'priority' to stop stubble burning

The air quality in Delhi remained in the 'poor category' for the second consecutive day on Thursday, said System of Air Quality and Weather Forecasting And Research (SAFAR).

Air quality remains in 'poor' category in Delhi

After an extended bout of hazardous levels of pollution, the air quality in the national capital and its adjoining areas on Wednesday fell in the `poor category` due to positive influence of high-speed winds.

Air quality improves to 'poor' in Delhi 

The Supreme Court on Wednesday pulled up the Centre and government of northern states in India over their approach towards curbing pollution. A bench headed by Justice Arun Mishra came down heavily on the chief secretaries of Punjab, Haryana, and Delhi on the matters related to stubble burning, construction activities, road dust among factors that contribute towards air pollution.

Supreme Court pulls up Centre, state governments over failure to improve air quality

Schools reopened on Wednesday after an extended Diwali break due to pollution with a large number of students seen using anti-pollution masks to protect them from health hazard.

After festival and pollution break, schools reopen in Delhi

The past 24 hours have brought some relief to the people residing in the national capital and its adjoining areas such as Gurugram, Noida, Faridabad and Ghaziabad as the air quality index (AQI) on Tuesday slightly improved from `severe` to `very poor` category in Delhi-NCR, stated the Centre-run System of Air Quality and Weather Forecasting And Research (SAFAR).

Delhi's air quality improves but still under 'very poor' category

To improve the worsening air quality in the national capital, the Supreme Court ordered a complete halt to stubble burning around Delhi. Stubble burning is regarded as one of the biggest contributors to air pollution and is generally done during this time of the year.

Supreme Court orders complete halt to stubble burning around Delhi

New Delhi banned half the Indian capital's private cars from its roads on Monday as the megacity's 20 million people spluttered with stinging eyes in the worst pollution in three years.

Taj Mahal gets air purifier as Delhi breathes toxic air

Environmentalists and residents in New Delhi urged authorities to shift the upcoming India-Bangladesh Twenty20 match to a different venue as air pollution remained at the most severe level in the Indian capital for the second day running on Wednesday (October 30).

As pollution plagues Delhi, calls grow to shift India-Bangladesh T20 match

The expert committee in its report has estimated that Volkswagen cars released approximately 48.678 tonnes of NOx in 2016 in the national capital.

NGT panel recommends Rs 171.34 crore fine on Volkswagen for causing air pollution in Delhi

Lucknow's toxic air: Artificial model human lung turns black in a day

Indian govt unveils National Clean Air Programme to combat air pollution

Delhi's air quality remained 'very poor' on Saturday even as authorities warned of a spike in pollution level from the next week when dense fog is expected to engulf the national capital.

Delhi's air quality remains 'very poor,' authorities warn of spike in pollution

One in eight deaths in India due to air pollution: Study

In pictures: Air pollution in Delhi 9 times over acceptable limit

Why should Indians worry when Deepavali, a festival of joy, approaches? Why should agricultural harvests, once a cause for celebration in all regions of India, make the residents of Delhi groan in despair?

Air pollution: It's time for resolute action