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Since climate scares were first sponsored by governments, neither the theory of man-made causality nor the evidence for it have improved. Models have failed to predict what actually happened. Time’s almost up for alarmists.

Fool Me Once Shame on You,
Fool Me Twice, Shame on Me.

It was just 30 years ago this week that James Hansen, the former NASA scientist who testified before the Senate Energy and Natural Resources Committee during a prolonged heat wave, which” he described as a climate event of cosmic significance.” Just to be sure he arranged for the meeting room to be warmer than usual. He expressed to the senators “his high degree of confidence” in “cause-and-effect relationship between the greenhouse effect and observed warming.”

There was an accompanying paper in the Journal of Geophysical Research, and it ignited a world wide panic that continues today about the energy structure of the entire planet. So 30 years on we can pause and take a look at just how well his predictions have turned out, and check on how we are doing.

Mr. Hansen’s testimony described three possible…