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As Tuesday dawned citizens of the planet's dirtiest urban center encountered inhaling severely hazardous air that registered in the "alarming" range.

Alarming Pollution Levels

Various sections of the city recorded an pollution measurement above 500, which represents a tenfold increase over the healthy threshold established by the World Health Organization.

Certain monitoring stations, concentrations of dangerous airborne particles hit highs of 1800, amounting to 15-20x exceeding safe standards.

Firecracker Prohibition and Recent Changes

Since 2020, the government had enforced a complete ban on the sale and use of pyrotechnics during celebrations due to their substantial impact to the deadly pollution that blankets the capital as winter approaches.

Nevertheless earlier this year, the current local government approached the highest court to seek a relaxation of the restrictions.

They proposed allowing "green crackers" – previously doubted by conservation groups as being only approximately one-third reduced emissions – as a compromise between "tradition and ecological concerns".

Court Ruling and Implementation

Much to the frustration of medical and ecological campaigners, judicial authorities approved the request, mandating that environmentally conscious fireworks could be used during specific hours throughout the celebrations.

Throughout the festival evening, there was widespread disregard of the designated hours across the city, with little monitoring regarding whether the firecrackers being used were actually the supposedly greener type.

Many air quality sensors throughout Delhi recorded air quality peaking around late evening to the most severe levels recorded during the festival in at least recent memory.

Cross-Border Implications

Extensive ignition of fireworks during the festival also triggered a blame game with neighbouring the neighboring country, with officials in Pakistani Punjab partly blaming worsening air quality in the city of Lahore on hazardous particles coming from neighboring India following the celebrations.

Long-Standing Pollution Problem

The dangerously high readings of atmospheric toxins in the capital have remained as a serious challenge for more than 15 years, with the situation gradually deteriorating.

Around celebratory seasons, the amount of hazardous airborne contaminants in the air has been observed to increase dramatically to 70% higher the most severe records ever documented in Beijing, which was previously regarded as the planet's dirtiest city.

Multiple Contamination Factors

The problem in Delhi is caused by a combination of different contributors including transportation pollution, construction debris, building projects, waste incineration and pollutants from farm burning in adjacent regions of Punjab and Haryana.

Throughout these areas, rural residents illegally burn crop residue to expedite field preparation, producing toxic smog that becomes contained over the capital as cooler air descends.

Public Health and Financial Toll

Both financial and medical toll on the nearly 33 million residents living in the metropolitan zone is enormous, according to various research.

This pollution results in increased incidence of neurological, cardiovascular and respiratory disorders, and can even lead to cancer.

Environmental contamination is projected to be causing 10,000 premature deaths each year in the capital.