Mudcat Café message #1767388

The Mudcat Café ^TM
Thread #91770 Message #1767388
Posted By: GUEST,Al
23-Jun-06 - 08:00 AM
Thread Name: BS: 'An Inconvenient Truth'
Subject: RE: BS: 'An Inconvenient Truth'

Yikes. It is cooler now than it was a thousand years ago.

What was the source of the greenhouse gases back then?