In remote rural Indian villages such as Korukollu, located in the state of Andhra Pradesh, women provide water for their families as they have for generations—by gathering water at a shared community site and carrying it back to their homes. But in this village, something is changing. The water in Korukollu is purified using a technology developed by Dr. Ashok Gadgil at the Lawrence Berkeley National Laboratory in Northern California. His company, WaterHealth International, is on a crusade to solve one of the biggest problems facing humanity by deploying its solutions in India and elsewhere—and to make money doing it. The company’s technology uses low-voltage ...

Get The Clean Tech Revolution now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.