Ghaziabad: The city is expected to get all 10 online air-quality monitoring stations functional by November 20, the UP pollution control board (UPPCB) officials said on Thursday, adding that two of. NOIDA: Air quality in Gautam Budh Nagar worsened on Wednesday with all three major cities—Noida, Greater Noida, and Ghaziabad— recording “poor” air, according to the Uttar Pradesh Pollution Control.