Whereas the WaterSeer extracts water from the air using the difference in temperature between the above - ground turbine and the collection chamber installed six feet underground, and is targeted to areas of water poverty and the developing world, the SunToWater is more similar to a high - tech dehumidifier, and its target market appears to be homeowners with big lawns and landscapes to water and swimming pools that need filling. (treehugger.com)
Chang found that the highest water use was in newer suburbs where big lawns were most common. (sciencedaily.com)