Delhi AQI remains in very poor category; might slip into severe zone

Delhi's air quality continued to remain in the very poor category on December 4. At 7am, AQI was 335, as per the Central Pollution Control Board (CPCB). The national capital's average Air Quality Index on Thursday was 341. On a scale of 0 to 500, an AQI value between 300 and 400 is considered very poor, and that above 400 is considered severe. Government agencies have forecast deterioration in air quality from December 4. Also, shallow fog in the morning is expected on December 4-5. India Meteorological Department (IMD) scientists warned that on December 6 - 7, the AQI might slip to the severe zone. Watch the full video for more details.