Re: Rising sea levels are going to mess with the internet

[Chris Adams <cma () cmadams net>]

Once upon a time, William Herrin <bill () herrin us> said:
> On Thu, Jul 26, 2018 at 12:58 PM, Jason Kuehl <jason.w.kuehl () gmail com> wrote:
> > Science https://climate.nasa.gov/vital-signs/sea-level/
>
> "The first graph tracks the change in sea level since 1993 as observed
> by satellites."
>
> I *really* want to understand the technology that lets a satellite
> hundreds of miles in the sky detect a 3mm change in average global sea
> level between the start and end of the year with an error bar that
> grows to only 4mm over a quarter of a century.

Well, you must not *really* want to understand, since there's a "Learn
more" link to follow on the above page that (after a couple more clicks)
would lead you to this page that has some explanation:

https://www.aviso.altimetry.fr/en/techniques/altimetry.html
-- 
Chris Adams <cma () cmadams net>