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On Tuesday morning inhabitants of this heavily contaminated metropolis encountered inhaling dangerously toxic air that fell into the "alarming" level.

Record-Breaking Pollution Readings

Multiple areas of the capital showed an pollution measurement over 500, which equals ten times the healthy threshold established by the WHO.

In some locations, readings of PM2.5 and PM10 hit highs of 1800, equating to 15-20x higher than acceptable standards.

Firecracker Restrictions and New Policy Shifts

Beginning in 2020, authorities had enforced a comprehensive restriction on the purchase and ignition of pyrotechnics during the Festival of Lights due to their significant contribution to the dangerous haze that covers the city as the cold season sets in.

However earlier this year, the newly elected local leadership approached the highest court to request a easing of the restrictions.

The suggestion was allowing "green crackers" – previously questioned by environmentalists as being only roughly 30 percent lower impact – as a balance between "tradition and ecological concerns".

Court Decision and Implementation

Despite concerns of environmental and health campaigners, judicial authorities agreed to the proposal, stipulating that green firecrackers could be used during limited hours throughout the festival.

On Monday night, there was extensive flouting of the regulated periods across the city, with insufficient enforcement regarding whether the fireworks being used were actually the supposedly greener version.

Numerous monitoring devices throughout the capital showed air quality spiking around the night hours to the most severe measurements recorded during Diwali in at least the past three years.

Cross-Border Implications

The proliferation of pyrotechnics during the celebrations also initiated a blame game with adjacent the neighboring country, with officials in Pakistani Punjab province partly blaming deteriorating atmospheric conditions in Lahore on pollutants coming from neighboring India following the festivities.

Chronic Pollution Issue

The dangerously high levels of pollution in the capital have remained as a significant issue for fifteen-plus years, with the problem continuing to worsen.

Near celebratory seasons, the levels of toxic particulate matter in the environment has been observed to increase dramatically to seventy percent above the most severe records ever recorded in the Chinese city, which was once regarded as the globally most contaminated urban center.

Multiple Pollution Factors

This crisis in the capital is caused by a convergence of various sources including heavy vehicle emissions, airborne particles, construction activities, garbage fires and pollutants from crop residue ignition in nearby regions of farming communities.

Within these states, rural residents regularly burn crop residue to clear them quickly, creating dangerous pollution that then gets trapped over the capital as cooler air arrives.

Public Health and Economic Consequences

Both financial and medical consequences on the nearly 33 million residents residing in the metropolitan zone is substantial, according to various investigations.

These hazardous conditions leads to high levels of nervous system, heart and circulatory and breathing conditions, and can potentially cause cancer.

The pollution is calculated to be responsible for approximately 10k premature deaths annually in the city.