COVID-19 pandemic lockdown: effects on the air quality of South Asia

The world is facing an unexpected, like never before, situation due to COVID-19. measures contain the COVID-19 pandemic are incorporate lockdown, social distancing, disconnection, and home isolation. Lockdown was enforced by various governments of South Asian countries, which include non-working all businesses assembling units, with limited access outer pertaining essential commodities. However, During pandemic, uncommon positive impact noteworthy for worldwide abatement in air-contamination levels. Principally, specialists have estimated significant improvement air quality a remarkable decrease concentration levels harmful gases sulfur dioxide (SO2), nitrogen (NO2), carbon monoxide (CO), ozone (O3). In this article, there analysis made on Covid-19 lockdown region i.e. (that is) environmental parameters along others namely aerosol, temperature, particulate matter (PM2.5, PM10). work includes refining crude information present (2020) past year different toxic pollutants. These been obtained from pollution control boards respective nations alongside satellite pictures UN Environment Program Space Administration correlation parameters. It has observed that sharp dip pollutant Asia. This examination altogether will be valuable data environmentalists experts make future policies improving environment.