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Wastewater containing coronaviruses may be a potential threat, scientists say-science

 


Wastewater containing coronaviruses, such as those behind the Covid-19 pandemic, may be a potential threat, requiring an additional filtration step to successfully remove the virus in sewage treatment plants According to a new review of the study,

A study published in the journal Nature Sustainability with international collaboration of 35 researchers evaluated recent studies on coronaviruses in wastewater.

According to a review study, traditional wastewater treatment provides only partial removal of coronavirus and can be safely disposed or reused depending on the effectiveness of the final disinfection. “There is good reason to worry about how long the coronavirus survives in wastewater and how it affects natural water sources,” said Edo of Ben Gurion University (BGU), Negev, Israel, lead author. Bar-Zeev said.

“Can wastewater contain enough coronavirus to infect people? The simple truth is that we don’t have enough knowledge and we need to fix it as soon as possible.” Bar-Zeev said.

According to scientists, sewage leaks in natural waterways can be transmitted by the novel coronavirus SARS-CoV-2 by aerial spraying.

They may also be treated wastewater used to fill recreational water facilities such as lakes and rivers, and fruits and vegetables irrigated with this water may also be an indirect route of transmission. Added that there is.

Scientists recommended immediate new studies to determine the level of potential infections and how long the coronavirus persists in different water and spray locations.

“Wastewater treatment plants need to upgrade their treatment protocols, and in the near future they will move to tertiary treatment via microfiltration and ultrafiltration membranes that have succeeded in removing the virus,” scientists said.

They added that the wastewater could also be used to monitor or track Covid-19 outbreaks.

Using a new methodology, researchers have recently detected and tracked the presence of new coronaviruses and calculated their concentrations to identify newly emerging Covid-19 hotspots.

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