I can help but think of the stop sign design video:

http://www.youtube.com/watch?v=Wac3aGn5twc

We're too quick to accept the global warming theory as fact.

"...the warmest year recorded globally was not in 2008 or 2007, but in 1998.

But it is true. For the last 11 years we have not observed any increase in global temperatures."

http://news.bbc.co.uk/2/hi/science/nature/8299079.stm