planetary boundaries

Forgive Us Our Transgressions

Guest Post by Willis Eschenbach A new paper in Science magazine entitled “Planetary boundaries: Guiding human development on a changing planet” (paywalled here) claims that we are all potential “transgressors” … a curious term more appropriate to a religion than to science. But given the total lack of science in the paper, perhaps it’s appropriate.…

Loony-Lewandowsky

32,757 year old survey participant skews Lewandowsky paper – Defective data, demonstrably defective conclusion

Guest essay by Eric Worrall. JoNova reports on a hilarious error in Lewandowsky’s paper “The Role of Conspiracist Ideation and Worldviews in Predicting Rejection of Science” . The calculated age of survey respondents has reportedly been skewed by one “outlier” who claimed to have been born in the palaeolithic, 32,757 years ago. Raw data –…

annual logmean of recent eruptions

Volcanoes Once Again, Again

Guest Post by Willis Eschenbach [also, see update at the end of the post] Anthony recently highlighted a couple of new papers claiming to explain the current plateau in global warming. This time, it’s volcanoes, but the claim this time is that it’s not the big volcanoes. It’s the small volcanoes. The studies both seem to…

downscaling science mag

The Best Test of Downscaling

Guest Post by Willis Eschenbach In a recent issue of Science magazine there was a “Perspective” article entitled “Projecting regional change” (paywalled here)  This is the opening: Techniques to downscale global climate model (GCM) output and produce high-resolution climate change projections have emerged over the past two decades. GCM projections of future climate change, with…

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Scary climate stories for Halloween from the AGU

Guest essay by Joel O’Bryan A read through of the presenter’s abstracts for the upcoming 2014 AGU Convention in San Francisco, December 15-19, I found these two presentation abstracts which caught my eye that I thought would be worth sharing with WUWT readers. Without further ado, here they are with my prefacing comments about both.…