Positive impact of COVID-19 induced lockdown on the environment of India’s national capital, Delhi

The rapid emergence of novel coronavirus disease has shown some positive impact on the health natural environment. Present study was aimed to assess COVID-19 induced lockdown water quality Yamuna River and air national capital territory, Delhi. Significant decline in pollutants like NH3, SO2, CO, PM2.5, NO2 were observed. major found levels NH3. less significant seen CO level during period. Furthermore, overall concentrations BOD, COD increase pH suggesting an improvement lockdown. However, concentration DO insignificant Additionally, comparative analysis morbidity, mortality as well causalities this period also been recorded establish correlation pre post situations. Altogether, present is be a useful supplement for policymakers because marked improvements indices have observed after enforcement leading control various pollution sources. Therefore, periodical can utilized effective mitigation measures natures’ restoration.