Read here. The IPCC and its climate scientists have gained worldwide recognition for climate science and climate models that can't measure up to any type of careful analysis and scrutiny. With the daily catastrophic climate pronouncements being made leading up to this December's Copenhagen meeting, it's been suggested by some that "IPCC" stands for 'International Panel on Climate Con', as in Bernie Madoff-style global warming science.
As a reminder of how the IPCC managed to self-destruct its own reputation and credibility, below are examples of the type of "climate science" emanating from IPCC climate scientists, including the fabricated hockey stick. (click images to enlarge)