Plane wastewater analysis is among quite a few selections the CDC is taking into consideration to assistance gradual the introduction of new variants into the United States from other nations, CDC spokeswoman Kristen Nordlund explained in an e-mail.
The agency is grappling with a lack of transparency about COVID-19 in China following the region of 1.4 billion folks abruptly lifted rigid COVID-19 lockdowns and testing procedures, unleashing the virus into an underneath-vaccinated and earlier unexposed populace.
“Preceding COVID-19 wastewater surveillance has shown to be a worthwhile software and plane wastewater surveillance could likely be an alternative,” she wrote.
French researchers claimed in July that airplane wastewater exams showed requiring negative COVID-19 checks ahead of international flights does not protect international locations from the unfold of new variants.
They identified the Omicron variant in wastewater from two industrial airplanes that flew from Ethiopia to France in December 2021 even nevertheless passengers had been required to take COVID-19 checks prior to boarding.
California researchers reported in July that sampling of local community wastewater in San Diego detected the existence of the Alpha, Delta, Epsilon and Omicron variants up to 14 days prior to they started exhibiting up on nasal swabs.