Pollution in NCR: Air quality 'severe' to 'very poor' in parts of Gurgaon, Faridabad, Ghaziabad, Noida
Pollution: The air quality largely remained "very poor" in parts of Gautam Buddh Nagar, Ghaziabad, Gurgaon and Faridabad while it reached "severe" levels at places in the National Capital Region on Thursday, according to a government agency.
Pollution: According to the index, an AQI between zero and 50 is considered 'good', 51 and 100 'satisfactory'.