Photo via Jaymi Heimbuch
Desalination is the process of purifying salt or brackish water into fresh water. While it has primarily been an energy intensive process that is used as a last resort for generating water in areas like Saudi Arabia and the United Arab Emirates, the technology has continually advanced and we’re seeing more energy efficient — and therefore cheaper — possibilities for using desalination as a significant source for water. New research shows that over the next six years, spending on desalination will double, and the United States will be a… Read the full story on TreeHugger