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On Tuesday morning citizens of the planet's dirtiest urban center found themselves inhaling severely hazardous air that was classified as the "severe" level.

Alarming Pollution Levels

Several parts of Delhi showed an pollution measurement above 500, which translates to 10x the healthy threshold set by the World Health Organization.

Particular areas, concentrations of toxic particulate matter reached peaks of eighteen hundred, equating to 15-20x exceeding safe standards.

Pyrotechnics Prohibition and Current Changes

Since 2020, officials had enforced a comprehensive restriction on the sale and use of pyrotechnics during Diwali due to their substantial impact to the hazardous smog that engulfs the metropolis as colder weather sets in.

However earlier this year, the current city government petitioned the highest court to request a relaxation of the ban.

They proposed allowing "green crackers" – historically doubted by environmentalists as being only roughly 30 percent lower impact – as a compromise between "cultural practices and ecological concerns".

Court Verdict and Reality

To the disappointment of public health and environmental activists, judges agreed to the request, mandating that eco-friendly pyrotechnics could be ignited during designated hours throughout the Diwali.

Throughout the festival evening, there was extensive disregard of the designated hours across the metropolis, with minimal regulation regarding whether the fireworks being used were actually the supposedly greener version.

Many recording stations throughout the capital recorded contamination peaking around midnight to the most severe measurements observed during Diwali in at least recent memory.

International Implications

Extensive ignition of pyrotechnics during the festival also initiated a blame game with neighbouring Pakistan, with authorities in Pakistani Punjab province partly blaming declining air quality in their urban centers on hazardous particles coming from neighboring India following the festivities.

Long-Standing Environmental Problem

Extremely elevated readings of atmospheric toxins in the city have persisted as a major challenge for more than 15 years, with the situation gradually deteriorating.

Near the festival period, the levels of toxic particles in the atmosphere has been documented to shoot up to significantly exceeding the peak records ever recorded in Beijing, which was formerly regarded as the globally most contaminated urban center.

Diverse Contamination Contributors

The problem in the capital is attributed to a combination of different contributors including automobile exhaust, dust, building projects, garbage fires and haze from farm burning in nearby regions of Punjab and Haryana.

In these regions, farmers illegally ignite agricultural waste to prepare for next season, creating dangerous haze that remains stagnant over the metropolitan area as cooler air descends.

Health and Economic Impact

Public health and economic toll on the roughly thirty-three million residents living in the metropolitan zone is substantial, according to numerous studies.

The contaminated air results in increased incidence of neurological, heart and circulatory and respiratory conditions, and can result in malignancies.

The pollution is estimated to be accounting for approximately 10k premature mortalities each year in the capital.