[tz] The case against time zones

Lester Caine lester at lsces.co.uk
Fri Aug 8 21:34:45 UTC 2014

On 08/08/14 14:32, Patrice Scattolin wrote:
> On 07/08/2014 4:52 AM, Lester Caine wrote:
>> It's only now we have a stable time source that we see the problem ...
>> and that is perhaps because someone got the duration of a second
>> wrong? Add a few more cycles to a second as they would have done 100
>> years ago by resetting the Greenwich clock :) 
> No, it's the length of the earth day that is changing over time as
> earth's rotation slows due to natural forces.
> http://www.washingtonpost.com/national/health-science/why-in-the-jurassic-era-an-earth-day-may-have-been-only-23-hours-long/2013/09/23/a75c548a-f2dc-11e2-ae43-b31dc363c3bf_story.html

Long term yes. Shorter term, say next 100 years, a small increase in
period of a second would be a suitable alternative to the 'problem' of
leap seconds ...

Lester Caine - G8HFL
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