Over 10 pollution hotspots in Mumbai and Delhi changed into green zones reporting minimal or no pollution during COVID-19 nation-wide lockdown, as per the reports of System of Air Quality and Weather Forecasting And Research (SAFAR). In Delhi, the areas which turned into green zones are – Vinobapuri, Adarsh Nagar, Vasundhara, Sahibabad, Ashram Road, Punjabi Bagh, Okhla, and Badarpur. In Mumbai, the areas which turned into green zones are – Worli, Borivali, and Bhandup.
With vehicles off the road & most industries shut for more than a month due to the nation-wide lockdown avid COVID-19, some pollution hotspots in Mumbai and Delhi have changed into green areas reporting minimal or no pollution.
Gufran Beig, director, Centre”s System of Air Quality Weather Forecasting And Research (SAFAR) said in Delhi, a total of 8 locations which used to be pollution hotspots before the nation-wide lockdown avid coronavirus has now become green areas.
Gufran Beig told sharing a comparative map of Delhi air quality before and during the nation-wide lockdown period, the turned green zones in Delhi are Vinobapuri, Adarsh Nagar, Vasundhara, Sahibabad, Ashram Road, Punjabi Bagh, Okhla, and Badarpur.
In Mumbai, Worli, Borivali, and Bhandup were among areas that reported cleaner air as compared to other zones of the Mumbai Metropolitan Region (MMR).
The main reason for this pollution hotspots in Delhi and Mumbai was due to industrial activity or vehicular traffic. The AQI in these green turned areas now lie in the ”good” or ”satisfactory” category.
An air quality index between 51-100 is known as “satisfactory”, 101-200 “moderate”, 201-300 “poor”, 301-400 “very poor”, & 401-500 “severe”.
System of Air Quality and Weather Forecasting And Research also compared the concentration of the most dangerous air pollutants, PM2.5, PM10, and NO2, in the air during the first phase of the nation-wide lockdown with the pre-lockdown period from. The analysis by System of Air Quality and Weather Forecasting And Research was conducted in Delhi, Mumbai, Pune, and Ahmedabad.