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Have you noticed that every extreme weather event is blamed on climate change, formerly known as

global warming, every

single one. Can you think of an exception? Too hot? Climate change. Too cold? Climate change.

Drought? Climate change. Too much rainfall. Climate change. And there's always a climate scientist

at some university who's willing to make a statement

blaming the current catastrophe on our profligate use of fossil fuel. Some years ago, on the late

show with David Letterman, MSNBC host Rachel Maddow made the definitive statement on this issue.

She said, I think global warming probably means extreme weather of all kinds. Naturally, Dave agreed.

What's behind all these confident assertions? As a PhD in geochemistry, former member of the University

of Alabama Department of Geological Sciences, and someone who has written and lectured widely

on the subject of climate and geology,

I can tell you that it comes down to two things.

Obscure metrics and highly speculative models.

Mix these ingredients together, and voila, you can get any result you want.

The scarier, of course, the better.

Torrential rain makes a much better headline than heavy rain. To show you how this works, let's look at a recent example.

Here's the assertion.

Climate change is making air turbulence more volatile, and thus air travel more dangerous.

Scary, right?

But is it true?

...