impact of covid 19 in our environment essay writing
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Coronaviruses (Covid) are a group of viruses which affects human beings through zoonotic transmission. This is the third time in past two decades that novel virus has created pandemic condition, after Severe Acute Respiratory Syndrome (SARS) in 2003 and Middle East Respiratory syndrome corona virus (MERSCoV) in 2012 (Ramdan and Shaib, 2019; Zhong et al., 2003). Pertaining to the Corona virus (2019), it was on December 31, 2019 wherein first case was reported to WHO Country Office in Wuhan, China with symptoms of unexplained low respiratory infections. This was classified as “pneumonia of unknown etiology” as the cause of infection was not known. On January 12, 2020, WHO found that Corona virus was the reason of this infection in Wuhan and later on 11th February, WHO Director-General announced this novel CoV as ‘COVID-19’ which is an acronym of ‘Corona virus disease 2019’. Covid-19 contain a single-stranded RNA as nuclei material and are 65 nm - 125 nm in diameter. The major causes of concern for Covid-19 includes its global scale transmission, repeated emergence, significant number of deaths, infection and mortality to care providers and multiplicative effect in vulnerable or susceptible groups.