Quantifying SARS-CoV-2 in urban wastewaters is a cost-effective way to monitor COVID-19 trends in populations.
Researchers in the Mezquital Valley, Mexico, found the virus in multiple water samples, indicating that wastewater from Mexico City is a key source of viral presence.
Their developed transport model can be applied to other regions, emphasizing the need for better wastewater management policies, especially for irrigation practices.