That’s the beauty of the system: the argument will simply shift from “there is no global warming,” to “there is global warming, but no good evidence that human beings are responsible.” From there, it becomes, “Yes, of course, there’s global warming, but we can’t do anything about it—at least, we can’t unless we pay heavy industry trillions of dollars to come up with a drastic remedy that wouldn’t be needed if our heads hadn’t been up our lawyerly asses for the preceding 30 years.”