Flush it out: how wastewater can help improve public health

During the height of the COVID-19 pandemic, when it came to information, one of the more interesting things was learning how wastewater could be tested and help gauge just how much of the virus was in a given community. While case counts and such don't make the headlines any more, the technology continues to grow and it is used to track much more than just COVID. Dr. Marlene Wolfe is an assistant professor in the school of public health at Emory University down in Georgia and also Program Director of WastewaterSCAN - a nationwide program working with wastewater treatment plants to scan for various viruses and diseases. We spoke with her about how this all works, what it used for now and what we could see down the road.