Why do you think that videos about science are any less valid? As I said, your own scientists have posted on Youtube, many even have shows on Discovery, of which many clips exist on Youtube. Just watch the clips ... you have nothing to lose but 30 minutes ...
... I know, it's because you want it only in text so you can just skin and look for catch phrases since that's all you seem to understand, like the catch phrase "Global Warming", advertising slogans. Well don't worry, those are in there to. Go on ... take a chance for once.