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On Tuesday morning residents of the planet's dirtiest urban center were faced with breathing dangerously toxic air that registered in the "alarming" range.

Record-Breaking Air Quality Readings

Several parts of Delhi recorded an AQI over 500, which translates to ten times the healthy level recommended by the global health authority.

In some locations, concentrations of dangerous airborne particles hit highs of 1,800, equating to fifteen to twenty times above acceptable levels.

Firecracker Ban and Current Changes

Beginning in 2020, authorities had enforced a complete ban on the distribution and bursting of fireworks during celebrations due to their substantial impact to the hazardous pollution that blankets the metropolis as the cold season begins.

Nevertheless in recent months, the current city leadership appealed to the supreme court to seek a relaxation of the prohibition.

They proposed allowing "green crackers" – which have been doubted by environmental experts as being only roughly 30 percent lower impact – as a middle ground between "tradition and ecological concerns".

Judicial Decision and Enforcement

To the disappointment of public health and environmental advocates, the court agreed to the appeal, mandating that eco-friendly pyrotechnics could be ignited during designated hours throughout the festival.

During the celebrations, there was widespread flouting of the regulated periods across the metropolis, with little monitoring regarding whether the firecrackers being used were actually the eco-friendly type.

Several recording stations throughout the capital registered contamination peaking around late evening to extremely hazardous measurements seen during Diwali in at least recent memory.

Cross-Border Effects

The proliferation of fireworks during the celebrations also sparked a blame game with adjacent Pakistan, with officials in Pakistani Punjab partially attributing declining pollution levels in the city of Lahore on contaminants traveling from across the border following the events.

Long-Standing Environmental Problem

Alarmingly severe concentrations of atmospheric toxins in Delhi have persisted as a major problem for over a decade and a half, with the situation continuing to worsen.

Around the festival period, the levels of toxic particles in the air has been observed to spike to 70% higher the peak levels ever documented in China's capital, which was previously considered as the world's most polluted urban center.

Multiple Pollution Factors

The situation in the city is caused by a combination of multiple factors including transportation pollution, dust, development work, rubbish burning and pollutants from crop residue ignition in nearby areas of farming communities.

In these regions, agricultural workers illegally ignite agricultural waste to expedite field preparation, generating toxic pollution that remains stagnant over the capital as colder air descends.

Public Health and Financial Impact

The economic and health impact on the nearly 33 million residents residing in the metropolitan zone is significant, according to various studies.

These hazardous conditions results in increased incidence of neurological, cardiovascular and breathing disorders, and can even lead to malignancies.

The pollution is estimated to be responsible for ten thousand early deaths per year in the city.