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Feet of clay: The official errors that exaggerated global warming

Part I: How the central estimate of global warming was exaggerated By Christopher Monckton of Brenchley In this new series, I propose to explore the sequence of errors, large and small, through which...

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Feet of clay: The official errors that exaggerated global warming–part 2

Part II: How the central estimate of pre-feedback warming was exaggerated By Christopher Monckton of Brenchley In this series I am exploring the cumulative errors, large and small, through which the...

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Cloud Feedback

Guest Post by Willis Eschenbach In the comments to Christopher Monckton’s latest post, Nick Stokes drew attention to Soden and Held’s analysis of feedback in the climate models. I reproduce their Table...

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Feet of clay: The official errors that exaggerated global warming – part 3

Part III: How the feedback factor f was exaggerated By Christopher Monckton of Brenchley In this series (Part 1 and Part 2) I am exploring the cumulative errors, large and small, through which the...

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Effective Radiation Level (ERL) Temperature

Guest Post by Willis Eschenbach Lord Monckton has initiated an interesting discussion of the effective radiation level. Such discussions are of value to me because they strike off ideas of things to...

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New Climate Paper: 7 – 13°C / doubling of CO2

Guest essay by Eric Worrall A paper published in Nature claims an estimated 7 – 13c / doubling of CO2 – an estimate so wild it has drawn criticism from NASA GISS chairman Gavin Schmidt. Evolution of...

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Leading climate scientist Cess admits mathematical errors in the AGW theory

Guest essay by Kyoji Kimoto Dr. Robert D. Cess led the following Intercomparison Projects of GCMs for the IPCC Assessment Reports. 1989: Interpretation of Cloud-Climate Feedback as Produced by 14...

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Interesting climate sensitivity analysis: Do variations in CO2 actually cause...

Guest essay by David Bennett Laing In 1900, Knut Ångström concluded from a famous experiment that very little warming results from a doubling of atmospheric CO2. Although no similar experiment has been...

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Physical Constraints on the Climate Sensitivity

Guest essay by George White For matter that’s absorbing and emitting energy, the emissions consequential to its temperature can be calculated exactly using the Stefan-Boltzmann Law, 1) P = εσT4 where P...

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Apocalypse Cancelled, Sorry, No Ticket Refunds

Guest Post by Willis Eschenbach Estimates of future atmospheric CO2 values as a result of future emissions, called “scenarios”, fall into two camps—demand driven, and supply driven. A recent paper...

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On the Reproducibility of the IPCC’s climate sensitivity

Guest essay by Dr. Antero Ollila The highest ranked scientific journal Nature published on the 28th of July 2016 an article based on the survey for 1,576 researchers. More than 70 % of the researchers...

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A ground-breaking new paper putting climate models to the test yields an...

A ground-breaking new paper has recently been published  in Earth System Dynamics that really turns the idea of direct linear warming of the atmosphere on it’s ear, suggesting a “store and release...

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Yale study tries to prop up shrinking climate sensitivity

From Yale News: Climate models have underestimated Earth’s sensitivity to CO2 changes, study finds A Yale University study says global climate models have significantly underestimated how much the...

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Estimating Cloud Feedback Using CERES Data

.Guest Post by Willis Eschenbach As usual, Dr. Judith Curry’s Week In Review – Science Edition contains interesting studies. I took a look at one entitled “Cloud feedback mechanisms and their...

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Evaporation Redux

Guest Post by Willis Eschenbach I got to thinking again about the question of evaporation and rainfall. I wrote about it here a few years ago. Short version—when the earth’s surface gets warmer, we get...

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Temperature and Forcing

Guest Post by Willis Eschenbach Over at Dr. Curry’s excellent website, she’s discussing the Red and Blue Team approach. If I ran the zoo and could re-examine the climate question, I’d want to look at...

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A Consensus Of Convenience

We publish this here, not to confirm that it is correct, but to stimulate the debate needed to determine whether or not it is correct or if it’s simply an exercise in curve fitting. ~ctm George White,...

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It’s worse than They thought: warming is slower than predicted

By Christopher Monckton of Brenchley When The Times, a Murdoch paper previously slavish in kow-towing to the Party Line on climate, leads with a story picked up from the more healthily skeptical Daily...

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On the Reproducibility of the IPCC’s climate sensitivity

Guest essay by Dr. Antero Ollila The highest ranked scientific journal Nature published on the 28th of July 2016 an article based on the survey for 1,576 researchers. More than 70 % of the researchers...

View Article

A ground-breaking new paper putting climate models to the test yields an...

A ground-breaking new paper has recently been published  in Earth System Dynamics that really turns the idea of direct linear warming of the atmosphere on it’s ear, suggesting a “store and release...

View Article
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