Saha, Sushmita, Anik Saha, Munmun Saha, Kawshik Saha, and Zinat Jahan Chowdhury. “The Positive Effects of Covid-19 Lockdown on Environmental Attributes: A Review”. American Journal of Environment and Climate 1, no. 2 (September 4, 2022): 38–44. Accessed October 8, 2025. https://e-palli.org/index.php/ajec/article/view/550.