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Tuesday brought inhabitants of the world's most polluted city found themselves inhaling extremely polluted air that fell into the "alarming" range.

Record-Breaking Air Quality Levels

Several parts of Delhi registered an air quality index over 500, which equals a tenfold increase over the recommended threshold established by the WHO.

Particular areas, levels of dangerous airborne particles soared to of eighteen hundred, equating to fifteen to twenty times above acceptable standards.

Fireworks Ban and New Changes

Beginning in 2020, authorities had maintained a complete ban on the sale and use of pyrotechnics during the Festival of Lights due to their significant contribution to the deadly haze that blankets the city as the cold season approaches.

Nevertheless recently, the newly elected city administration appealed to the highest court to propose a easing of the restrictions.

They proposed allowing "green crackers" – historically questioned by environmentalists as being only roughly 30 percent lower impact – as a compromise between "tradition and environment".

Legal Decision and Enforcement

To the disappointment of public health and environmental campaigners, the court complied with the appeal, stipulating that green firecrackers could be ignited during limited periods throughout the celebrations.

Throughout the festival evening, there was considerable violation of the regulated periods across the metropolis, with little regulation regarding whether the fireworks being used were actually the supposedly greener version.

Numerous air quality sensors throughout Delhi showed pollution peaking around midnight to some of the worst measurements recorded during the festival in at least the past three years.

International Implications

The proliferation of fireworks during the festival also triggered a controversy with bordering the neighboring country, with representatives in Pakistan's Punjab partially attributing worsening atmospheric conditions in Lahore on contaminants originating in neighboring India following the events.

Chronic Environmental Issue

The dangerously high readings of pollution in the city have continued as a serious problem for more than 15 years, with the problem continuing to worsen.

Near celebratory seasons, the levels of dangerous airborne contaminants in the environment has been found to shoot up to 70% higher the most severe readings ever measured in Beijing, which was formerly viewed as the world's most polluted metropolis.

Diverse Pollution Contributors

The problem in Delhi is caused by a mix of multiple factors including heavy vehicle emissions, construction debris, building projects, waste incineration and haze from agricultural fires in adjacent regions of farming communities.

In these regions, farmers regularly ignite agricultural waste to expedite field preparation, generating hazardous smog that remains stagnant over the capital as winter air sets in.

Medical and Economic Consequences

The economic and health impact on the approximately 33 million inhabitants calling home the Delhi area is enormous, according to multiple studies.

These hazardous conditions results in high levels of neurological, heart and circulatory and breathing disorders, and can potentially cause oncological diseases.

Air quality crisis is estimated to be accounting for ten thousand untimely deaths per year in the capital.