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On Tuesday morning inhabitants of the world's most polluted city found themselves breathing severely hazardous air that registered in the "critical" range.

Record-Breaking Pollution Readings

Multiple areas of the capital showed an air quality index above 500, which represents 10x the recommended limit established by the global health authority.

In some locations, levels of toxic particulate matter hit highs of 1,800, amounting to fifteen to twenty times higher than acceptable levels.

Firecracker Ban and New Developments

Since 2020, officials had maintained a total prohibition on the sale and use of fireworks during the Festival of Lights due to their significant contribution to the dangerous smog that blankets the metropolis as the cold season sets in.

However recently, the newly elected regional leadership petitioned the supreme court to propose a modification of the restrictions.

They proposed allowing "eco-friendly fireworks" – which have been doubted by environmentalists as being only roughly 30 percent less polluting – as a middle ground between "tradition and public health".

Judicial Decision and Enforcement

Despite concerns of environmental and health activists, judges approved the appeal, specifying that environmentally conscious fireworks could be used during limited time windows throughout the festival.

On Monday night, there was extensive disregard of the designated hours across the metropolis, with minimal enforcement regarding whether the fireworks being used were actually the supposedly greener version.

Numerous recording stations throughout the city showed air quality spiking around midnight to some of the worst measurements recorded during celebrations in at least recent memory.

Cross-Border Effects

The widespread use of pyrotechnics during the celebrations also triggered a controversy with bordering the neighboring country, with officials in Pakistani Punjab province partially attributing deteriorating air quality in Lahore on hazardous particles coming from neighboring India following the events.

Long-Standing Pollution Issue

The dangerously high levels of atmospheric toxins in the city have continued as a major issue for more than 15 years, with the condition showing no improvement.

Near celebratory seasons, the amount of dangerous particles in the atmosphere has been documented to shoot up to seventy percent above the most severe levels ever documented in Beijing, which was once regarded as the world's most polluted urban center.

Diverse Pollution Factors

The situation in the capital is attributed to a mix of different contributors including transportation pollution, dust, construction activities, garbage fires and pollutants from agricultural fires in nearby regions of farming communities.

In these regions, rural residents regularly burn crop residue to prepare for next season, generating hazardous haze that remains stagnant over the capital as cooler air sets in.

Public Health and Financial Toll

Both financial and medical consequences on the nearly 33 million people calling home the capital region is enormous, according to multiple research.

The contaminated air results in high levels of neurological, cardiovascular and respiratory disorders, and can even lead to oncological diseases.

Air quality crisis is projected to be causing approximately 10k early mortalities annually in Delhi.