greenhouse effect

It is often claimed that Venus surface temperature as high as 450 - 500 degrees Celsius suggests a carbon dioxide greenhouse effect (around 96.5% of its atmosphere consists of CO2). However, if one deals with the question in an unprejudiced, honest way, then the hypothesis of such a greenhouse...

I'll be posting news articles in here as I see them. Please confine discussion to said articles or post some of your own. Not interested in blog postings, or anything more than one week old for purposes of this thread. Do not flame ware this thread. If a troll :troll posts, ignore the troll...

I am basing this number on the following chart. It shows CO2 ppm in 1960 at about 316 ppm and at about 385 ppm in 2009. That is a 21% increase in 59 years. So, my first question is: -why is a 21% increase in atmospheric CO2 such a horrible thing? and second question is: -do the ice core...

Climate Science: Is it currently designed to answer questions? (PDF) (Richard S. Lindzen, Ph.D. Professor of Atmospheric Science, MIT) Climate Science is less about actual science and more about political posturing. This is demonstrated here by the constant appeals to authority.

I have a simple question about the greenhouse effect. It may or may not have a simple answer. I apologize in advance if this has been discussed here before; if so, a link to point me to the right thread would be greatly appreciated. My cartoonish understanding of the greenhouse effect is the...