"he is probably making money off of this" ... "so that makes him a professional climate scientists in my book"

"I consider some of you to be amateur scientists"

So, if I manage to sell something based on my amateur knowledge, that makes me a professional?

My point is, I think you should tighten up your definition of "professional" a bit.

Al Gore is a politician by trade. He dabbles is climate science the same way I dabble in seismology.

Brian