Summary:
However, we know that rain can also lead to increase in air pollution as the moisture traps pollutants. NOIDA: Late-night showers on Tuesday brought some respite to residents of NCR as the air pollution level improved to ‘very poor’ category from ‘severe’ on Wednesday morning, according to the data collected by the Central Pollution Control Board ( CPCB ). IMD has informed that on Thursday, wind direction will change and speed will increase along with the ventilation index. In Greater Noida , the AQI was recorded at 348, while the same was 411 on Tuesday.In Ghaziabad too, the AQI improved to 352 from 438 the previous day. Sources said the levels would remain in the ‘very poor’ category for the next few days.On Wednesday, the air quality index (AQI) in Noida was recorded at 332 while it was 436 on Tuesday..