Anthropogenic Global Warming (AGW) alarm has been with us for a good while, now. The matter seems to become more contentious, rather than less, over time. Unhappily, as a result of the mediocre quality of science education, many people do not know how to evaluate either a scientific hypothesis in general, or AGW in particular -- and irrespective of whatever anyone might think, because of how it is framed and evaluated, AGW is no more than a hypothesis.  Science is about ruling things out. Any good scientific hypothesis will make predictions about the natural world -- ideally, it will predict at least one natural effect whose existence cannot be caused by anything other than the hypothesis being tested. Observations are then made to acquire evidence, and the evidence is evaluated against the hypothesis’s predictions. Evidence can either rule the hypothesis out or not; if the evidence differs from the hypothesis’s predicted effects, then the hypothesis is...(Read Full Article)