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As Tuesday dawned residents of this heavily contaminated metropolis found themselves inhaling severely hazardous air that was classified as the "alarming" range.

Record-Breaking Air Quality Levels

Multiple areas of Delhi registered an pollution measurement exceeding 500, which represents a tenfold increase over the recommended threshold set by the global health authority.

In some locations, concentrations of dangerous airborne particles soared to of eighteen hundred, equating to fifteen to twenty times higher than healthy limits.

Fireworks Prohibition and Recent Developments

Since 2020, authorities had enforced a comprehensive restriction on the sale and use of fireworks during Diwali due to their substantial impact to the dangerous smog that covers the metropolis as colder weather approaches.

However earlier this year, the recently formed city administration petitioned the highest court to seek a relaxation of the restrictions.

They proposed allowing "eco-friendly fireworks" – historically criticized by environmental experts as being only roughly 30 percent reduced emissions – as a balance between "heritage and public health".

Court Verdict and Implementation

Much to the frustration of environmental and health advocates, the court complied with the request, mandating that eco-friendly pyrotechnics could be set off during specific hours throughout the Diwali.

During the celebrations, there was considerable flouting of the designated hours across the capital, with little monitoring regarding whether the fireworks being used were actually the supposedly greener type.

Numerous recording stations throughout the city recorded contamination spiking around late evening to extremely hazardous levels seen during celebrations in at least the past three years.

International Consequences

Extensive ignition of pyrotechnics during the celebrations also sparked a blame game with adjacent the neighboring country, with representatives in Pakistani Punjab province partially attributing declining pollution levels in Lahore on hazardous particles traveling from across the border following the festivities.

Persistent Environmental Problem

The dangerously high levels of air contamination in the capital have continued as a serious problem for over a decade and a half, with the situation showing no improvement.

Around the festival period, the levels of toxic particulate matter in the air has been observed to shoot up to 70% higher the worst records ever measured in Beijing, which was formerly viewed as the world's most polluted city.

Multiple Pollution Sources

The situation in the capital is caused by a combination of different contributors including heavy vehicle emissions, airborne particles, building projects, rubbish burning and pollutants from farm burning in neighbouring states of Punjab and Haryana.

In these regions, farmers routinely set their fields on fire to clear them quickly, producing hazardous haze that remains stagnant over the metropolitan area as colder air arrives.

Public Health and Economic Impact

The economic and health toll on the nearly 33 million residents residing in the capital region is substantial, according to numerous studies.

This pollution causes elevated rates of nervous system, cardiovascular and respiratory disorders, and can even lead to malignancies.

Air quality crisis is calculated to be accounting for approximately 10k untimely fatalities annually in Delhi.