Purified: How Recycled Sewage Is Transforming Our Water

In 2000, a transformative climate-driven “megadrought” swept over the Colorado River watershed. By the early 2020s, levels on the river’s two largest reservoirs were hitting record lows and threatening the water supply for forty million people. Outside the West, water stocks are stressed even in states with bountiful rainfall such as Florida. From coast to coast, conventional measures to sustain the most fundamental natural resource on earth—drinking water—are coming up short. Recycled wate...