This city is exploring an unconventional solution to water scarcity: sewage

People wade in the shallow waters of the Virgin River in St. George, Utah. The river provides the desert community with water, but climate change and a growing population threaten that supply. Local leaders are looking toward recycled sewage as a solution.

A booming population and changing climate have strained water supplies in St. George, Utah. Local leaders are betting that recycled wastewater can keep the city's taps flowing.

(Image credit: Ryan Kellman)