On 10/10/2013 17:20, Fredxx wrote:

The Earth is a finely balanced thermal system with numerous competing
mechanisms. However until you understand the greenhouse effect and the
significance of CO2, you won't understand why some of us are concerned.

Its a balanced thermal system, but its hardly finely balanced.
Just look at some of the variations we have had in the past.

What you can also see is that its actually quite well buffered too as
changes normally take a few decades.