<div dir="ltr">See also:<div><br></div><div>"Melting polar ice is slowing the Earth's rotation, with possible consequences for timekeeping", NBC News, 2024-03-27.<div><a href="https://www.nbcnews.com/science/environment/melting-ice-slowing-earth-rotation-may-affect-time-rcna145009">https://www.nbcnews.com/science/environment/melting-ice-slowing-earth-rotation-may-affect-time-rcna145009</a></div><div><br clear="all"><div><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature">--<br>Tim Parenti<br></div></div><br></div></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, 28 Mar 2024 at 07:45, Arthur David Olson via tz <<a href="mailto:tz@iana.org">tz@iana.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div>
'...although the core is causing the planet to spin faster, the planetary 
shape changes caused by a warming climate are slowing that process. 
Absent this effect...the overall acceleration of the 
planet’s rotation might require timekeepers to insert a “negative leap 
second” at the end of 2026. Because of climate change, that might not be
 necessary until 2029.'</div><div><br></div><div>"Climate change is altering Earth’s rotation enough to mess with our clocks," Washington Post, 2024-03-28. Behind a paywall:</div><div><br></div><div><a href="https://www.washingtonpost.com/science/2024/03/27/leap-second-melting-poles-climate-time" target="_blank">https://www.washingtonpost.com/science/2024/03/27/leap-second-melting-poles-climate-time</a></div><div><br></div><div>   <a class="gmail_plusreply" id="m_810815948080035783plusReplyChip-0">@dashdashado</a><br></div></div>
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