Acharya, P.Barik, G.Gayen, B. K.Bar, S.Maiti, A.Sarkar, A.Ghosh, SurajitDe, S.K.Sreekesh, S.2021-11-302021-11-30https://hdl.handle.net/10568/116408Revisiting the levels of aerosol optical depth in South-Southeast Asia, Europe and USA amid the COVID-19 pandemic using satellite observations