Bob Carter should not be dismissed as "just one guy". He is a well respected scientist and I have found that there seem to be more such people standing up individually and debunking AGW theory than individuals willing to support with hard evidence rather than "consensus".
I will find you the letter he wrote but here's an interview with Robin Williams.
http://www.abc.net.au/rn/science/incon/stories/s1444123.htm
