[ctdonath2]

You’ll like this: http://ctdonath.blogspot.com/2012/02/global-climate-change-in-context.html

[theBuckwheat]

Excellent graphs. Thanks for the link. Here is another of interest, from Vostok Station via wiki:

http://en.wikipedia.org/wiki/File:Vostok_420ky_4curves_insolation.jpg