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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 "alarming" level.

Extremely High Pollution Levels

Several parts of the city registered an AQI over 500, which equals 10x the recommended threshold recommended by the global health authority.

Particular areas, readings of PM2.5 and PM10 soared to of eighteen hundred, equating to fifteen to twenty times higher than acceptable limits.

Firecracker Restrictions and New Policy Shifts

Since 2020, officials had maintained a total prohibition on the distribution and bursting of pyrotechnics during Diwali due to their significant contribution to the deadly smog that engulfs the metropolis as the cold season begins.

Nevertheless in recent months, the recently formed city leadership petitioned the supreme court to propose a modification of the ban.

They proposed allowing "eco-friendly fireworks" – historically questioned by environmentalists as being only roughly 30 percent less polluting – as a compromise between "heritage and ecological concerns".

Court Verdict and Enforcement

To the disappointment of medical and ecological campaigners, the court approved the appeal, mandating that green firecrackers could be set off during specific hours throughout the Diwali.

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

Numerous monitoring devices throughout the city registered pollution peaking around midnight to some of the worst readings observed during celebrations in at least the past three years.

Regional Effects

The widespread use of pyrotechnics during the celebrations also sparked a dispute with bordering the neighboring country, with authorities in Pakistani the Punjab region partly blaming deteriorating air quality in their urban centers on contaminants originating in neighboring India following the celebrations.

Chronic Pollution Issue

Alarmingly severe concentrations of pollution in Delhi have persisted as a serious problem for more than 15 years, with the condition showing no improvement.

During the festival period, the amount of hazardous particles in the air has been documented to increase dramatically to 70% higher the worst levels ever measured in China's capital, which was once viewed as the planet's dirtiest city.

Multiple Contamination Sources

This crisis in Delhi is attributed to a convergence of multiple factors including transportation pollution, construction debris, construction activities, garbage fires and smoke from crop residue ignition in neighbouring areas of neighboring agricultural zones.

Throughout these areas, rural residents illegally set their fields on fire to expedite field preparation, creating dangerous pollution that becomes contained over the city as cooler air descends.

Medical and Economic Impact

The economic and health impact on the approximately 33 million inhabitants calling home the capital region is significant, according to various investigations.

These hazardous conditions causes high levels of neurological, heart and circulatory and breathing conditions, and can result in oncological diseases.

Air quality crisis is projected to be accounting for approximately 10k premature mortalities per year in the city.