Is CO2 or the sun driving climate variations over the centuries and the recent decades?
The answers are: no, yes, not sure... in that order... well, actually, those aren't the answers because that was an "or" question... gotcha. But read on anyway.
Don't Blame Sun for Global Warming, Study Says
September 13, 2006
Mars Melt Hints at Solar, Not Human, Cause for Warming, Scientist Says (crazy Russian)February 28, 2007
Sun's Direct Role in Global Warming May Be Underestimated, Duke Physicists Report (Blue Devils... what's that about?)I think I'm inclined to go with the last choice for now. Here's why.
Study does not discount the suspected contributions of 'greenhouse gases' in elevating surface temperatures
Friday, September 30, 2005
Additionally, here is an article regarding a study done in 2000 that disputes solar sunspot cycle influence on earth's climate. (Author) For those who will object, the George C. Marshall Institute does get grants from Exxon.
"Nothing is ever as simple as it first seems."
Okay, I'm going to presume you didn't click on any of the links above. But you have to click on this one. It shows what happens when you hear all of the words about global warming, but fail to engage your brain.