On Sun, 4 Mar 2007 08:33:10 -0700, wrote
(in article . com):

On Mar 4, 9:19 am, Bruce wrote:

...

I've spent a fair amount of time sifting through papers based on the Vostok
ice core data.
...

Thanks.

Is there, at present, any theoretical explanation for the observed
relationship?


Nothing that I would call definitive in my opinion but there is sure to be
lots of conjecture 8)

--

FF