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It’s April Fools Day, as Daily Grist readers are no doubt discovering right about now. Other examples of the grand tradition of April Fooling can be found on RealClimate and Energy Priorities. Readers: you have any other good examples? Leave them in comments.

(Oh, this is funny too, though not April Foolsy — I meant to blog about it a long time ago and forgot — thanks to Jeff for reminding me.)