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As Tuesday dawned citizens of this heavily contaminated metropolis were faced with breathing severely hazardous air that was classified as the "critical" category.

Alarming Air Quality Levels

Multiple areas of Delhi registered an air quality index exceeding 500, which equals ten times the recommended limit recommended by the World Health Organization.

In some locations, levels of toxic particulate matter soared to of eighteen hundred, amounting to fifteen to twenty times exceeding healthy limits.

Fireworks Prohibition and New Developments

Beginning in 2020, authorities had enforced a total prohibition on the distribution and bursting of pyrotechnics during celebrations due to their major role to the hazardous haze that blankets the capital as colder weather sets in.

However in recent months, the recently formed regional government petitioned the judicial authority to seek a modification of the prohibition.

The suggestion was allowing "eco-friendly fireworks" – previously questioned by environmentalists as being only roughly 30 percent less polluting – as a balance between "tradition and ecological concerns".

Legal Decision and Enforcement

To the disappointment of medical and ecological advocates, the court agreed to the request, stipulating that eco-friendly pyrotechnics could be set off during limited hours throughout the Diwali.

During the celebrations, there was widespread disregard of the designated hours across the metropolis, with little monitoring regarding whether the fireworks being used were actually the more environmentally friendly type.

Several recording stations throughout the capital registered contamination peaking around late evening to the most severe levels seen during celebrations in at least the past three years.

Cross-Border Effects

The widespread use of fireworks during Diwali also sparked a controversy with bordering Pakistan, with authorities in Pakistani Punjab pointing to worsening air quality in the city of Lahore on pollutants originating in across the border following the events.

Chronic Pollution Crisis

Alarmingly severe levels of atmospheric toxins in Delhi have continued as a significant issue for over a decade and a half, with the condition continuing to worsen.

During celebratory seasons, the amount of toxic particles in the atmosphere has been found to spike to significantly exceeding the worst records ever recorded in the Chinese city, which was once viewed as the world's most polluted city.

Multiple Contamination Sources

The problem in Delhi is resulting from a combination of multiple factors including transportation pollution, dust, development work, rubbish burning and smoke from crop residue ignition in nearby regions of farming communities.

Throughout these areas, agricultural workers illegally burn crop residue to expedite field preparation, generating hazardous smog that becomes contained over the city as cooler air arrives.

Medical and Economic Toll

Both financial and medical consequences on the nearly 33 million residents residing in the capital region is enormous, according to numerous studies.

These hazardous conditions leads to high levels of nervous system, heart and circulatory and breathing conditions, and can even lead to oncological diseases.

Air quality crisis is projected to be accounting for approximately 10k untimely fatalities each year in Delhi.