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As Tuesday dawned citizens of this heavily contaminated metropolis encountered inhaling severely hazardous air that was classified as the "alarming" category.

Extremely High Air Quality Levels

Various sections of the capital registered an AQI exceeding 500, which translates to ten times the recommended limit set by the WHO.

Certain monitoring stations, concentrations of PM2.5 and PM10 reached peaks of eighteen hundred, equating to 15-20x exceeding healthy limits.

Firecracker Restrictions and Recent Policy Shifts

Since 2020, authorities had maintained a complete ban on the purchase and ignition of firecrackers during celebrations due to their major role to the hazardous pollution that covers the metropolis as the cold season approaches.

However recently, the current city leadership petitioned the judicial authority to seek a easing of the ban.

The suggestion was allowing "green crackers" – which have been doubted by conservation groups as being only roughly 30 percent reduced emissions – as a compromise between "tradition and public health".

Court Verdict and Enforcement

Despite concerns of environmental and health activists, judicial authorities agreed to the request, mandating that eco-friendly pyrotechnics could be used during designated hours throughout the Diwali.

During the celebrations, there was extensive disregard of the time restrictions across the metropolis, with minimal regulation regarding whether the fireworks being used were actually the more environmentally friendly version.

Many monitoring devices throughout the city recorded pollution spiking around midnight to some of the worst readings recorded during Diwali in at least the past three years.

Regional Effects

The proliferation of firecrackers during the celebrations also triggered a blame game with bordering Pakistan, with authorities in Pakistani Punjab partially attributing deteriorating air quality in the city of Lahore on pollutants originating in India following the events.

Persistent Environmental Crisis

Extremely elevated readings of atmospheric toxins in the city have remained as a major problem for fifteen-plus years, with the problem gradually deteriorating.

Around Diwali, the levels of hazardous airborne contaminants in the air has been observed to increase dramatically to seventy percent above the most severe readings ever recorded in Beijing, which was previously regarded as the planet's dirtiest city.

Diverse Pollution Factors

The problem in Delhi is resulting from a mix of multiple factors including transportation pollution, airborne particles, building projects, garbage fires and pollutants from farm burning in nearby states of neighboring agricultural zones.

Throughout these areas, rural residents illegally burn crop residue to clear them quickly, generating dangerous pollution that becomes contained over the metropolitan area as winter air arrives.

Medical and Financial Consequences

The economic and health impact on the approximately 33 million people calling home the metropolitan zone is substantial, according to multiple research.

These hazardous conditions results in high levels of neurological, cardiovascular and breathing diseases, and can result in oncological diseases.

Environmental contamination is projected to be responsible for approximately 10k untimely deaths per year in Delhi.