New Haven, Connecticut and Carmel, Indiana both say sewage data is the canary in a coal mine
Photo by Smith Collection/Gado/Getty Images
Each day, workers at the wastewater treatment plant in New H…
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Cities are using sewer systems as COVID-19 early warning signs

New Haven, Connecticut and Carmel, Indiana both say sewage data is the canary in a coal mine Photo by Smith Collection/Gado/Getty Images Each day, workers at the wastewater treatment plant in New H…