Sewage to the rescue: How waste could hold the key to coronavirus detection

Potential to prevent future pandemics

"The conscience of the city" - that's how Victor Hugo described the sewers of Paris.

A century-and-a-half later, the wastewater running under the streets might also have become a lifesaver. Indeed, it could turn out to be our greatest ally in the battle against Covid-19 and future pandemics...