Defense contractor Lockheed Martin is exploring the use of graphene filters for desalination projects worldwide.
A recent book by author Charles Fishman, sheds light on Los Angeles potential fresh-water shortage.
One of the runners up at the IIDA 2010 Awards competition, the C-Water is a simple, portable water purification system.
This year's top designs are all devices that promise to save lives in emergency situations.
Scientists are studying a new material which could provide access to clean drinking water for millions of deprived people.
MIT scientists have developed a small desalination chip that could solve the problem of bringing clean water to remote areas.