First released on the eve of the Copenhagen climate summit two years ago and recently updated by a fresh batch, the "hide the decline" emails were an endless source of fun and lurid fascination for those of us who had never been convinced by the global-warming thesis in the first place.

WSJ: Stephens: The Great Global Warming Fizzle

In the global village it's harder for scamsters to hide their past, but it's harder as well for reformed sinners to get a fresh start.

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