Summary:
- The air quality in Patna, the capital city of Bihar, India, was worse than Delhi on December 10th, 2022, according to air quality data.
- Patna's air quality index (AQI) reached 487, which is considered "severe" and can have adverse health effects, especially for vulnerable populations like children and the elderly.
- The high levels of air pollution in Patna are likely due to a combination of factors, including vehicle emissions, industrial activities, and the burning of crop residues in nearby areas.