As the world battles against poor air quality, a Swiss air quality technology company has categorized countries based on ...

Air quality deteriorates sharply in the winter months in Delhi, which is often ranked the world’s most polluted capital.

Bengaluru reported an Air Quality Index of 32, one of the cleanest in India post-Diwali. In contrast, Delhi's AQI hit 336, ...

Check the latest air quality index, pollution level, and smog conditions across Delhi and NCR and the AQI category updates.