Originally Posted by Flightfreak
You and Dave still haven’t answered my question, while I try to keep answering all of yours, I think that's a pity:
Give me one reason why we should not take the uncertainty that “global warming is caused by human activity” for an certainty?
Oh! Is that all you want? OK. The answer is that YOU should. It seems to have captured your imagination and interest. It gives you meaning. So YOU should take this seriously, unless you are meant to do something more important with your life...
As for me, I don't believe the particular 'Scientists' who seem to be manipulating the facts so as to make themselves more important than they are entitled to be.
Occam's Razor, The simplest explanation for a situation is almost always the truth. The simplest explanation here is that these "Scientists" are misrepresenting the results of their process.