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As Tuesday dawned inhabitants of the world's most polluted city were faced with inhaling extremely polluted air that fell into the "severe" range.

Extremely High Air Quality Measurements

Various sections of the city registered an air quality index over 500, which equals 10x the healthy level recommended by the WHO.

Certain monitoring stations, readings of dangerous airborne particles hit highs of eighteen hundred, amounting to fifteen to twenty times above healthy standards.

Pyrotechnics Prohibition and New Changes

For the past four years, authorities had implemented a total prohibition on the sale and use of pyrotechnics during celebrations due to their significant contribution to the dangerous haze that covers the city as the cold season approaches.

Nevertheless in recent months, the current regional administration approached the supreme court to request a easing of the prohibition.

Officials advocated for allowing "environmentally conscious pyrotechnics" – previously criticized by conservation groups as being only approximately one-third less polluting – as a compromise between "cultural practices and environment".

Legal Ruling and Reality

Despite concerns of medical and ecological campaigners, the court agreed to the request, stipulating that environmentally conscious fireworks could be used during specific time windows throughout the Diwali.

During the celebrations, there was extensive flouting of the designated hours across the metropolis, with minimal regulation regarding whether the fireworks being used were actually the eco-friendly type.

Many recording stations throughout Delhi recorded air quality reaching highest levels around midnight to some of the worst readings seen during the festival in at least recent memory.

International Effects

Extensive ignition of firecrackers during the festival also sparked a controversy with neighbouring the neighboring country, with authorities in Pakistani the Punjab region partially attributing deteriorating pollution levels in the city of Lahore on pollutants coming from India following the events.

Long-Standing Pollution Crisis

Extremely elevated concentrations of air contamination in the city have persisted as a significant problem for over a decade and a half, with the condition gradually deteriorating.

Near celebratory seasons, the levels of toxic airborne contaminants in the environment has been documented to increase dramatically to 70% higher the worst readings ever recorded in the Chinese city, which was formerly viewed as the world's most polluted urban center.

Various Contamination Contributors

The problem in Delhi is resulting from a combination of multiple factors including transportation pollution, construction debris, construction activities, garbage fires and haze from agricultural fires in adjacent regions of neighboring agricultural zones.

Within these states, farmers routinely ignite agricultural waste to expedite field preparation, creating toxic haze that remains stagnant over the capital as cooler air arrives.

Health and Economic Impact

Public health and economic impact on the roughly thirty-three million residents residing in the capital region is significant, according to various investigations.

These hazardous conditions causes high levels of nervous system, cardiovascular and respiratory disorders, and can even lead to cancer.

Air quality crisis is calculated to be accounting for ten thousand untimely mortalities each year in the capital.