Gary wrote:
>
> Perhaps, we should be concentrating less on making better and better
> fancy ass cell phones, and put our scientific research more towards a
> good desalinization process. There is plenty of water on this planet
> but needs to be fresh.
>

We have it, it's called Reverse Osmosis. It's already being used at city
scales successfully. A key consideration in the energy equation is the
fact that we have to pump the water for use anyway, so pumping it
through RO filters doesn't affect the energy use by that much.