[tz] Politics of TZ changes

gunther Vermeir gunther.vermeir at gmail.com
Tue May 13 20:16:55 UTC 2014

use UTC? :)

On 05/13/2014 10:11 PM, Zoidsoft wrote:
> I wonder how they keep aircraft from landing on top of each other on
> the runway when the skip forward or back?
> On Tue, May 13, 2014 at 4:08 PM, Paul Eggert <eggert at cs.ucla.edu
> <mailto:eggert at cs.ucla.edu>> wrote:
>     On 05/13/2014 10:49 AM, Steve Allen wrote:
>         the line "Planes will crash" becomes pitted against the lack
>         of evidence that has ever happened.
>     I would guess that air safety issues concerning daylight saving
>     time are more about the transitions than about when the transition
>     rules change. Although it was long assumed that people readily
>     compensate for DST transitions, more recent research suggests that
>     sleep loss persists for several days, and that this can increase
>     automobile accident rates. As far as I know, DST's effect on air
>     safety has never been studied; one might presume it's smaller than
>     in automobile safety since pilots need to adjust to time zone
>     changes anyway, but DST also affects ground crews who don't move
>     that much.
>     For a recent review of sleep-related concerns, please see:
>     Harrison Y. The impact of daylight saving time on sleep and
>     related behaviours. Sleep Med Rev. 2013 Aug;17(4):285–92.
>     http://dx.doi.org/10.1016/j.smrv.2012.10.001

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mm.icann.org/pipermail/tz/attachments/20140513/df0e252d/attachment.html>

More information about the tz mailing list