(Thanks to Israel21c) Israel’s Advanced Mem-Tech has a solution to the shortfall in global water supplies. Using technology from Israel’s Technion, it has developed a “high permeability” polymer membrane filter that requires far less energy than existing membranes.
http://israel21c.org/environment/a-game-changer-for-the-worlds-drinking-water/
http://www.youtube.com/watch?v=Tgwj43tHu4Q