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As Tuesday dawned citizens of this heavily contaminated metropolis were faced with breathing severely hazardous air that registered in the "critical" range.

Record-Breaking Pollution Levels

Various sections of Delhi showed an air quality index above 500, which represents 10x the safe threshold set by the World Health Organization.

Certain monitoring stations, levels of PM2.5 and PM10 hit highs of 1,800, representing fifteen to twenty times exceeding healthy limits.

Fireworks Ban and Current Developments

Beginning in 2020, the government had implemented a complete ban on the sale and use of pyrotechnics during the Festival of Lights due to their substantial impact to the hazardous haze that engulfs the city as colder weather sets in.

However in recent months, the recently formed local government petitioned the judicial authority to request a relaxation of the ban.

Officials advocated for allowing "environmentally conscious pyrotechnics" – which have been doubted by conservation groups as being only approximately one-third lower impact – as a balance between "tradition and public health".

Judicial Ruling and Enforcement

Much to the frustration of medical and ecological campaigners, judges approved the request, mandating that environmentally conscious fireworks could be used during designated hours throughout the Diwali.

During the celebrations, there was extensive flouting of the designated hours across the capital, with insufficient enforcement regarding whether the firecrackers being used were actually the supposedly greener variety.

Several recording stations throughout the city showed air quality spiking around late evening to the most severe readings recorded during Diwali in at least recent memory.

Regional Effects

Extensive ignition of firecrackers during the festival also initiated a dispute with adjacent the neighboring country, with authorities in Pakistan's Punjab province partially attributing worsening air quality in Lahore on hazardous particles traveling from neighboring India following the celebrations.

Persistent Pollution Issue

Extremely elevated readings of atmospheric toxins in Delhi have remained as a major challenge for more than 15 years, with the situation continuing to worsen.

During the festival period, the amount of dangerous airborne contaminants in the atmosphere has been observed to shoot up to seventy percent above the most severe records ever recorded in Beijing, which was previously considered as the globally most contaminated metropolis.

Diverse Contamination Contributors

This crisis in the capital is attributed to a convergence of multiple factors including automobile exhaust, construction debris, construction activities, garbage fires and smoke from crop residue ignition in nearby states of farming communities.

Within these states, rural residents illegally ignite agricultural waste to expedite field preparation, generating hazardous haze that becomes contained over the metropolitan area as winter air sets in.

Medical and Financial Impact

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

These hazardous conditions results in high levels of neurological, cardiovascular and lung disorders, and can potentially cause cancer.

Air quality crisis is calculated to be responsible for ten thousand untimely fatalities each year in the city.