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As Tuesday dawned citizens of the planet's dirtiest urban center encountered inhaling dangerously toxic air that fell into the "critical" category.

Record-Breaking Air Quality Levels

Various sections of the city showed an pollution measurement above 500, which translates to ten times the recommended threshold recommended by the WHO.

Particular areas, levels of toxic particulate matter soared to of eighteen hundred, representing 15-20x exceeding acceptable levels.

Firecracker Ban and Recent Changes

Beginning in 2020, the government had maintained a total prohibition on the purchase and ignition of pyrotechnics during celebrations due to their substantial impact to the hazardous haze that covers the capital as winter approaches.

Yet earlier this year, the current city leadership petitioned the highest court to propose a modification of the ban.

The suggestion was allowing "environmentally conscious pyrotechnics" – which have been doubted by environmental experts as being only roughly 30 percent reduced emissions – as a middle ground between "tradition and public health".

Court Verdict and Implementation

Much to the frustration of environmental and health campaigners, judicial authorities approved the proposal, specifying that green firecrackers could be ignited during designated hours throughout the Diwali.

On Monday night, there was considerable violation of the designated hours across the city, with minimal enforcement regarding whether the pyrotechnics being used were actually the more environmentally friendly type.

Many recording stations throughout the capital registered air quality spiking around late evening to extremely hazardous measurements seen during Diwali in at least the past three years.

International Effects

Extensive ignition of pyrotechnics during the festival also sparked a controversy with neighbouring Pakistan, with representatives in Pakistani the Punjab region partly blaming declining air quality in the city of Lahore on pollutants coming from neighboring India following the festivities.

Persistent Pollution Issue

The dangerously high readings of air contamination in Delhi have persisted as a significant problem for over a decade and a half, with the problem showing no improvement.

Near Diwali, the levels of toxic particulate matter in the environment has been observed to spike to significantly exceeding the worst levels ever measured in the Chinese city, which was once considered as the globally most contaminated urban center.

Diverse Pollution Sources

The problem in the capital is resulting from a combination of multiple factors including transportation pollution, dust, construction activities, garbage fires and pollutants from farm burning in neighbouring areas of neighboring agricultural zones.

Throughout these areas, farmers illegally set their fields on fire to prepare for next season, producing hazardous pollution that remains stagnant over the metropolitan area as colder air sets in.

Health and Financial Impact

The economic and health consequences on the approximately 33 million people calling home the metropolitan zone is substantial, according to various research.

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

The pollution is calculated to be responsible for approximately 10k untimely fatalities each year in the city.