Sqwertz wrote:
>
> On Tue, 25 Feb 2014 12:34:36 -0500, Pete C. wrote:
>
> > 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.
>
> RO is not used at the City level except for when the City water supply
> may be subject to contamination. And it's not a desalination
> solution.
>
> -sw

You are entirely incorrect. RO desalination is being used at city scale
in both the middle east and Austrailia currently, and probably a few
other locations. Do some research on it...