See if this meets your needs:
http://www.mflan.com/temp/co2-temp.jpg
If it's correct one would expect warming from here.
Mike Flannigan
On Mon, 9 Jun 2008, [log in to unmask] wrote:
>Date: Mon, 9 Jun 2008 18:14:42 -0500
>From: David Parkhill <[log in to unmask]>
>Subject: Weather Patterns
>
>Does anyone have any idea where would I might look for a report of
>the Earths' Weather conditions for the past 500,000 years? What I am
>seeking is a line graph ( or whatever) that describes the highs and
>lows of Earths' weather over the past years. This is to be used to
>identify cold and warm phases on earth.
>Your recommendations will be greatly appreciated.
>
>David T. Parkhill
>Texas Archaeological Research Laboratory