dr dre, after posting:
It's frightening how climate change deniers aways post videos from crazy Youtube channels with a few hundred views that look like they were filmed in the host's bedroom
,
hopefully you would find the following link less frigtening. And if watching the whole clip is not too unbearable for you, feel free to explain any denigration you may feel like making of this great man and his qualifications and I can come up with many more equally factual clips with extremely well qualified people speaking.