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As Tuesday dawned residents of the planet's dirtiest urban center encountered exposed to dangerously toxic air that registered in the "severe" level.

Record-Breaking Pollution Levels

Various sections of the capital showed an AQI over 500, which equals ten times the safe limit recommended by the WHO.

Certain monitoring stations, levels of toxic particulate matter reached peaks of eighteen hundred, equating to fifteen to twenty times higher than safe levels.

Firecracker Ban and Recent Developments

Beginning in 2020, the government had implemented a complete ban on the purchase and ignition of pyrotechnics during celebrations due to their substantial impact to the dangerous pollution that engulfs the metropolis as the cold season approaches.

However earlier this year, the newly elected local leadership appealed to the judicial authority to propose a modification of the ban.

Officials advocated for allowing "environmentally conscious pyrotechnics" – previously questioned by conservation groups as being only roughly 30 percent lower impact – as a middle ground between "cultural practices and public health".

Legal Ruling and Reality

To the disappointment of medical and ecological activists, judges approved the proposal, mandating that green firecrackers could be used during specific periods throughout the Diwali.

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

Many monitoring devices throughout Delhi showed air quality spiking around midnight to extremely hazardous readings observed during the festival in at least three years.

Regional Consequences

The widespread use of pyrotechnics during the festival also initiated a controversy with bordering Pakistan, with representatives in Pakistan's Punjab partly blaming deteriorating pollution levels in the city of Lahore on contaminants traveling from India following the celebrations.

Persistent Pollution Problem

The dangerously high concentrations of air contamination in the city have continued as a major problem for more than 15 years, with the problem continuing to worsen.

Near Diwali, the levels of hazardous particles in the air has been found to increase dramatically to 70% higher the peak records ever documented in Beijing, which was previously viewed as the world's most polluted city.

Various Pollution Factors

The problem in Delhi is caused by a combination of various sources including transportation pollution, airborne particles, construction activities, garbage fires and haze from crop residue ignition in nearby regions of neighboring agricultural zones.

Throughout these areas, agricultural workers routinely set their fields on fire to expedite field preparation, producing toxic smog that then gets trapped over the capital as colder air arrives.

Medical and Financial Impact

The economic and health consequences on the approximately 33 million residents residing in the metropolitan zone is enormous, according to numerous investigations.

These hazardous conditions results in high levels of neurological, heart and circulatory and respiratory diseases, and can result in cancer.

Environmental contamination is estimated to be responsible for approximately 10k early deaths per year in the capital.