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</html><thumbnail_url>https://kffhealthnews.org/wp-content/uploads/sites/2/2022/08/GettyImages-1363837337-resized.jpg</thumbnail_url><thumbnail_width>3840</thumbnail_width><thumbnail_height>2560</thumbnail_height><description>Dashboards that rely on positive covid test results reported to local health departments no longer paint a reliable picture of how covid is spreading in an area. Some experts say wastewater surveillance is the most accurate way to measure viral activity. Meanwhile, some wastewater labs face funding shortfalls.</description></oembed>
