Ahmadi, M., Sharifi, A., Dorosti, S., Jafarzadeh Ghoushchi, S. & Ghanbari, N., 2020. Investigation of effective climatology parameters on COVID-19 outbreak in Iran. Sci. Science of The Total Environmen, Aug 10;729:138705. Epub. 2020 Apr 17.
Amazonaws. Amazon News, 2021. http//com.ft.imagepublish.upp-prod- us.s3.amazonaws.png. Accessed 6 May 2021.
Borhani, F., Shafiepour Motlagh, M., Stohl, A., Rashidi, Y. & Houshang Ehsani, A., 2021. Changes in short- lived climate pollutants during the COVID-19 pandemic in Tehran, Iran. Environmental Monitoring and Assessment, 193, 331.
Broomandi, P., Karaca, F., Nikfal, A.H., Jahanbakhshi, A. & Tamjidi, M., 2020. Impact of COVID-19 Event on the Air Quality in Iran. Special Issue on COVID- 19 Aerosol Drivers, Impacts and Mitigation (IV), 20(8), 1793-1804.
CDC. 2021. Center for Diseases Control and Prevention.
www.cdc.gov.
Conticini, E., Frediani, B. & Caro, D., 2020. Can atmospheric pollution be considered a co-factor in extremely high level of SARS-CoV-2 lethality in Northern Italy. Environmental pollution, 114465.
DCE. 2020. Damian Carrington Environment. Air pollution linked to far higher COVID-19 death rates, study finds. The Guardian. ISSN 0261- 3077. Accessed. 2020-04-09.
FOXIT. 2021. Foxit Software Company News. https://www.foxit.com. Accessed 5 May 2021.Green Matthew. (2020). Air pollution clears in northern Italy after coronavirus lockdown, satellite shows. Reuters. Archived from the original on 16 March 2020. Accessed16 March 2020.
IEA. 2020. Put clean energy at the heart of stimulus plans to counter the coronavirus crisis – Analysis. International Energy Agency, Archived from the original on 2020-04-02.
IRNA. 2021. Iran News Agency online. www.irna.ir. Accessed 6 May 2021. IRNA. 2020. Iran News Agency online. www.irna.ir. Accessed 3 May 2020.
IRAN DOE. 2021. Iran’s Department of Environment News. www.doe.ir. Accessed 9 May 2021.Izvorski Ivailo, Sandeep.
Mahajan, L.M. & Vinceleyye, G.A., 2020. A policy framework for mitigating the economic impact of Covid-19. future-development. 2020/03/20,
www.brookings.edu.
Khan, I., Shah, D. & Shah, S.S., 2021. COVID-19 pandemic and its positive impacts on environment: an updated review. International Journal of Environmental Science and Technology, 18, 521-530. Medicalnewstoday, 2021. https://www.medicalnewstoday.com, Accessed 10 May 2021.
MHME. 2021. Ministry of Health and Medical Education (Iran) online News. http://www.behdasht.gov.ir. Accessed 7 May 2021.
MHME. 2020. Ministry of Health and Medical Education (Iran) online News. http://www.behdasht.gov.ir. Accessed 9 May 2020.
Milad, M., Paital, B., Naghdali, Z., Mortezania, Z., Hashemi, M., Karamati Niaragh, E., Aghababaei, M., Ghorbankhani, M., Lichtfouse, E., Sillanpää, M., Hashim, K.S. & Emamjomeh, M.M., 2020. Positive environmental effects of the coronavirus. Episode: a review, 2021, Environment, Development and Sustainability,
https://doi.org/10.1007/s10668-021-01240-3.
NASA. The National Aeronautics and Space Administration. 2020. Airborne nitrogen dioxide plummets over China. http://www.earthobservatory.nasa.gov. Accessed 2020-02-28.
Nature. 2021. Nature Portfolio News. www.nature.com Accessed 10 May 2021. Newburger, E., 2020. Coronavirus could weaken climate change action and hit clean energy investment, researchers warn. CNBC, Archived from the original on 15 March 2020.
Pak, A., Oyelola A., Adegboye, Adeshina I., Adekunle, Kazi, M., Rahman, Emma, S., Mc. Bryde & Eisen, D.P., 2020. Economic Consequences of the COVID-19 Outbreak: The Need for Epidemic Preparedness. Front. Public Health, Accessed 29 May 2020. PHEIC. 2021. Public Health Emergency of International Concern.
www.who.int.
Rousseau, S. & Deschacht, N., 2020. Public Awareness of Nature and the Environment During the COVID- 19 Crisis. Environmental and Resource Economics, 76, 1149-1159. Srikanth, A., 2020. As Italy quarantines over coronavirus, swans appear in Venice canals, dolphins swim up playfully. The Hill. Archived from the original on 19 March 2020. Retrieved, 20 March, 2020.
Wright, R., 2020. How Iran became a new epicenter of the coronavirus outbreak. The New Yorker. https://www.newyorker.com. Accessed 7 May 2020.
Taherinia, M., 2020. Economic consequences of Covid- 19 disease on the Iranian economy; With an emphasis on employment. Quarterly Journal of Nursing Management, 9(3), 43-58.
TGC. 2020. Thrive Global Community. https://lovingparents.in/environmental/positive- impact-of-coronavirus-on-environment. Accessed 7 May 2020. TPWW. 2021. Tehran Province Water and Water waste. https://www.tpww.ir. Accessed 9 May 2021.
TPWW. 2020. Tehran Province Water and Water waste. https://www.tpww.ir. Accessed 7 May 2020. UNEP. 2020. United Nation Environmental Protection. www.unenvironment.org. Accessed 7 May 2020.
Vaghefi Saeid, A., Keykhai, M., Jahanbakhshi, F., Sheikholeslami, J., Ahmadi, A., Yang, H. & C. Abbaspour, K., 2019. The future of extreme climate in Iran. Scientific Reports, v. 9, Article number, 1464.
Watts Jonathan and Kommenda Niko, (2020). Coronavirus pandemic leading to huge drop in air pollution. The Guardian. https://www.theguardian.com, Archived from the original on 4 April.
WHO. 2020-2021. World Health Organization. https://www.who.org. World data. 2021. https://ourworldindata.org. Accessed 9 May 2021.
Yazdi, M., 2020. Environmental impacts of the Covid-19 pandemic on the world and Iran. Sustainable Earth Review, 1(2), 1-12. doi: 10.52547/sustainearth.1.2.1.
Yazdi, M., 2020. Negative impacts of coronavirus in human and natural environment of Iran. Iran News Agency. https://www.irna.ir/news/83734490/.