Question

How much is normal AQI(Air Quality Index)) for Delhi and what factors are responsible for it?

Answer 1

Answer:

Air quality index of Delhi is generally Moderate (101–200) level between January to September, and then it drastically deteriorates to Very Poor (301–400), Severe (401–500) or Hazardous (500+) levels during October to December due to various factors including stubble burning, road dust, vehicle pollution and cold.