El MIT y la Universidad de California tratan de crear un dispositivo alimentado por energía solar para extraer agua de la atmósfera en entornos áridos donde la humedad ronda el 20%

http://www.digitaltrends.com/cool-tech/solar-power-device-drinking-water-air/

A solar-powered device that can pull clean drinking water out of thin air could transform life for people in parts of the developing world. One way of providing drinking water to people in parts of the world where it's not readily available is to give them the tools to literally suck it out of the air.