Delhi's Air Quality Remains In ‘Very Poor’ Category, Mumbai's Crosses 300-Mark; Pollution in Kolkata Back At Pre-Covid levels

An AQI between zero 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

from Top India News- News18.com https://ift.tt/aUko5gI