"air-quality-index-aqi"

Through this photo-based complaint lodging app, people will be able to inform the government about the burning of waste, and industrial and dust pollution.

The central government's Air Quality Early Warning System for Delhi said Delhi's air quality was likely to remain “very poor” till October 31.

An AQI between 0 and 50 is considered 'good', 51 and 100 'satisfactory', 101 and 200 'moderate', 201 and 300 'poor', 301 and 400 'very poor', and 401 and 500 'severe'.