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On Tuesday morning inhabitants of the planet's dirtiest urban center were faced with inhaling dangerously toxic air that fell into the "critical" level.

Record-Breaking Air Quality Measurements

Multiple areas of the city showed an air quality index exceeding 500, which represents 10x the recommended level recommended by the World Health Organization.

Particular areas, levels of toxic particulate matter soared to of 1800, representing 15 to 20 times exceeding acceptable levels.

Fireworks Ban and Recent Policy Shifts

Beginning in 2020, authorities had enforced a complete ban on the purchase and ignition of fireworks during the Festival of Lights due to their significant contribution to the hazardous smog that blankets the city as the cold season approaches.

However earlier this year, the current regional administration approached the judicial authority to request a relaxation of the ban.

The suggestion was allowing "green crackers" – historically questioned by conservation groups as being only about 30% lower impact – as a middle ground between "cultural practices and ecological concerns".

Legal Decision and Reality

Much to the frustration of environmental and health campaigners, judges approved the request, specifying that environmentally conscious fireworks could be ignited during designated hours throughout the celebrations.

During the celebrations, there was extensive disregard of the time restrictions across the city, with insufficient enforcement regarding whether the pyrotechnics being used were actually the eco-friendly type.

Several recording stations throughout Delhi recorded contamination reaching highest levels around late evening to some of the worst measurements observed during Diwali in at least recent memory.

Regional Effects

Extensive ignition of firecrackers during the celebrations also sparked a dispute with adjacent the neighboring country, with representatives in Pakistan's Punjab pointing to worsening air quality in the city of Lahore on hazardous particles coming from neighboring India following the celebrations.

Chronic Environmental Issue

Alarmingly severe readings of atmospheric toxins in the city have persisted as a serious issue for over a decade and a half, with the problem gradually deteriorating.

During Diwali, the levels of dangerous particles in the environment has been documented to spike to significantly exceeding the peak readings ever recorded in Beijing, which was previously regarded as the planet's dirtiest city.

Multiple Pollution Sources

The situation in the capital is caused by a mix of different contributors including automobile exhaust, dust, construction activities, garbage fires and pollutants from farm burning in adjacent states of neighboring agricultural zones.

Throughout these areas, agricultural workers regularly ignite agricultural waste to clear them quickly, creating hazardous pollution that becomes contained over the metropolitan area as cooler air arrives.

Medical and Economic Impact

Both financial and medical impact on the approximately 33 million people residing in the capital region is significant, according to various studies.

This pollution leads to high levels of nervous system, cardiovascular and breathing disorders, and can even lead to oncological diseases.

Environmental contamination is calculated to be accounting for 10,000 early fatalities each year in the capital.