[time-nuts] Practical considerations making a lab standard with an LTE lite

[Jim Lux]

On 11/23/14, 5:46 PM, Brooke Clarke wrote:
> Hi Jim:
>
> It turns out that ground water that's being pumped is very similar to
> pumping oil.  It's a limited resource.
> There's a web page showing the GRACE satellite maps of California and
> that we are running out of ground water.
>
Back east where that data is from, I suspect that's not a big an issue.

Water is many tens of meters down in most of California.