” If only there was a cheap, easy way to take the salt out of the billions of gallons of seawater sitting within a few hundred miles of all these cities. As it stands, desalination is expensive and energy-intensive. Getting the technology to a point where desalinated sea water is a viable option for water-starved cities is going to take years, if not decades—but teams of scientists around the world are making incremental progress, slowly moving us towards a water-abundant world…”

For More: https://singularityhub.com/2019/06/18/inching-towards-abundant-water-new-progress-in-desalination-tech/