THE TOWER
How Israel Is Solving the Global Water Crisis
by David Hazony
October 2015

Israel could not have made the desert bloom without its incredible innovations in water technology. As the world becomes more aware of the importance of conserving water, they are turning to Israel for exports and expertise…In the last few years, [Jerusalem Water Utility] Hagihon has hired a whole range of hi-tech companies to give Jerusalem one of the most advanced water systems in the world. The biggest problem is finding and fixing leaks. Every day, sensors in the pipelines, powered by little hydroelectric pinwheels, record the sounds of rushing water in 10-second increments. Then they transmit them, via the cellular network, to a central computer that analyzes the sounds and crunches the data—because it turns out flowing water in a pipe sounds different when there’s a leak. READ MORE