Rural Festival Nights See Sharp Air Pollution Spike

A rural station in Baghpat, Uttar Pradesh, recorded a dramatic rise in fine dust during Diwali. The study tracked particles over twenty days, splitting the period into before, during, and after the festival. Measurements showed that nighttime levels shot up to 632 µg/m³, more than twice the daytime amount and well above legal limits. The jump in pollution was linked to fireworks. Key metals—lead, barium, calcium, and iron—went up between three and twenty times during the night. Other elements such as aluminum, magnesium, sodium, potassium, and antimony also increased noticeably.

Researchers created a “Diwali‑Induced Enrichment” index to measure these sudden metal spikes. The index confirmed that fireworks were the main culprit, explaining a significant portion of the data’s variation. Even though the spike lasted only a few hours, breathing in metal‑rich dust can be dangerous. Vulnerable groups like children and seniors face higher health risks from such short bursts of pollution. The findings highlight how even rural areas are not immune to festival‑related air quality problems. They suggest that stricter controls on firework use during celebrations could protect local communities.

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