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Tuesday brought citizens of the planet's dirtiest urban center encountered breathing extremely polluted air that registered in the "severe" level.

Extremely High Pollution Measurements

Several parts of the capital recorded an air quality index over 500, which equals a tenfold increase over the recommended limit established by the WHO.

Certain monitoring stations, readings of PM2.5 and PM10 soared to of 1800, equating to 15 to 20 times exceeding healthy standards.

Pyrotechnics Restrictions and Recent Changes

Beginning in 2020, authorities had maintained a complete ban on the purchase and ignition of firecrackers during celebrations due to their significant contribution to the hazardous haze that engulfs the capital as winter approaches.

However recently, the recently formed local leadership approached the highest court to seek a modification of the prohibition.

The suggestion was allowing "environmentally conscious pyrotechnics" – which have been questioned by environmentalists as being only approximately one-third less polluting – as a middle ground between "cultural practices and public health".

Court Ruling and Enforcement

To the disappointment of environmental and health campaigners, judicial authorities complied with the proposal, stipulating that green firecrackers could be used during designated hours throughout the celebrations.

Throughout the festival evening, there was considerable flouting of the time restrictions across the capital, with little monitoring regarding whether the fireworks being used were actually the eco-friendly type.

Several monitoring devices throughout the capital registered pollution reaching highest levels around midnight to extremely hazardous levels recorded during Diwali in at least three years.

Regional Consequences

The proliferation of pyrotechnics during the festival also triggered a controversy with neighbouring the neighboring country, with authorities in Pakistani the Punjab region pointing to declining pollution levels in the city of Lahore on contaminants traveling from India following the celebrations.

Long-Standing Environmental Crisis

Alarmingly severe concentrations of atmospheric toxins in Delhi have continued as a serious issue for fifteen-plus years, with the condition gradually deteriorating.

Near celebratory seasons, the amount of toxic airborne contaminants in the environment has been documented to increase dramatically to seventy percent above the worst records ever measured in Beijing, which was formerly considered as the world's most polluted city.

Diverse Contamination Contributors

This crisis in the city is resulting from a combination of various sources including transportation pollution, construction debris, development work, garbage fires and smoke from farm burning in nearby states of Punjab and Haryana.

Throughout these areas, rural residents illegally set their fields on fire to prepare for next season, creating hazardous haze that remains stagnant over the city as winter air sets in.

Medical and Economic Toll

The economic and health toll on the approximately 33 million inhabitants residing in the Delhi area is enormous, according to numerous research.

These hazardous conditions results in elevated rates of nervous system, heart and circulatory and respiratory conditions, and can even lead to malignancies.

The pollution is estimated to be responsible for 10,000 early deaths per year in Delhi.