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On Tuesday morning inhabitants of the planet's dirtiest urban center encountered inhaling extremely polluted air that was classified as the "alarming" level.

Alarming Air Quality Levels

Multiple areas of the city recorded an pollution measurement over 500, which represents ten times the healthy limit set by the WHO.

In some locations, readings of PM2.5 and PM10 hit highs of 1,800, amounting to 15-20x above healthy standards.

Pyrotechnics Restrictions and Current Changes

Beginning in 2020, officials had enforced a total prohibition on the purchase and ignition of fireworks during celebrations due to their major role to the dangerous haze that engulfs the metropolis as winter sets in.

Yet recently, the current regional leadership appealed to the judicial authority to seek a easing of the restrictions.

They proposed allowing "environmentally conscious pyrotechnics" – which have been doubted by conservation groups as being only approximately one-third less polluting – as a compromise between "heritage and environment".

Court Ruling and Enforcement

Much to the frustration of medical and ecological campaigners, the court agreed to the proposal, mandating that environmentally conscious fireworks could be ignited during designated time windows throughout the celebrations.

Throughout the festival evening, there was widespread violation of the regulated periods across the city, with little enforcement regarding whether the fireworks being used were actually the supposedly greener version.

Numerous air quality sensors throughout the capital registered pollution peaking around late evening to some of the worst measurements seen during the festival in at least the past three years.

Regional Consequences

The widespread use of firecrackers during the festival also triggered a blame game with bordering Pakistan, with authorities in Pakistani Punjab pointing to worsening atmospheric conditions in Lahore on contaminants coming from neighboring India following the festivities.

Persistent Environmental Crisis

The dangerously high concentrations of atmospheric toxins in Delhi have persisted as a serious problem for over a decade and a half, with the condition gradually deteriorating.

During Diwali, the concentration of dangerous airborne contaminants in the environment has been documented to increase dramatically to seventy percent above the worst records ever measured in the Chinese city, which was once viewed as the globally most contaminated city.

Diverse Pollution Sources

The situation in Delhi is resulting from a mix of multiple factors including transportation pollution, airborne particles, construction activities, rubbish burning and haze from crop residue ignition in nearby areas of Punjab and Haryana.

In these regions, farmers illegally burn crop residue to clear them quickly, creating toxic smog that becomes contained over the metropolitan area as cooler air descends.

Health and Economic Toll

Both financial and medical toll on the nearly 33 million residents residing in the Delhi area is enormous, according to numerous investigations.

The contaminated air causes high levels of nervous system, heart and circulatory and breathing conditions, and can potentially cause cancer.

Air quality crisis is estimated to be accounting for ten thousand premature fatalities each year in the city.