It IS science if it works. Lots of things are computer modeled very nicely.
These guys just had an agenda they were trying to push, assuming the media would convince people they were correct and no on would question them.
Well, it seems to simple minded me that these white coated priests are trying to use some superficial, scanty, and distorted measurements to keep effective track of factors that vary strongly and wildly in manners that we scarcely know about. And they are somehow expecting that ANY system of equations would be able to keep tabs on the underlying reality based only on those measurements. Now THAT is wishful hocus pocus.