climate models, Tag

by Pat Frank Last February 7, statistician Richard Booth, Ph.D. (hereinafter, Rich) posted a very long critique titled, What do you mean by “mean”: an essay on black boxes, emulators, and uncertainty” which is very...

by Judith Curry A range of scenarios for global mean surface temperature change between 2020 and 2050, derived using a semi-empirical approach. All three modes of natural climate variability – volcanoes, solar and internal...

by Kenneth Fritsch Identification of significant differences between the historical and future CMIP5 simulations for intrinsic climate sensitivities. Introduction There are a number of climate science articles that refer...

Reposted from Dr. Roy Spencer’s blog February 6th, 2020 by Roy W. Spencer, Ph. D. Well, as I suspected (and warned everyone) in my blog post yesterday, a portion of my calculations were in error regarding how much CO2 is...

by Alberto Zaragoza Comendador The IPCC’s First Assessment Report (FAR) made forecasts or projections of future concentrations of carbon dioxide that turned out to be too high...

The 7-terabyte dataset, the largest of its kind, helps envision climate-change scenarios at scales as small as 1 kilometer; a new review validates and describes the dataset International Center for Tropical Agriculture (CIAT)...

Reposted from Dr. Judith Curry’s Climate Etc. by Ross McKitrick Challenging the claim that a large set of climate model runs published since 1970’s are consistent with observations for the right reasons. Introduction...

by Ross McKitrick Challenging the claim that a large set of climate model runs published since 1970’s are consistent with observations for the right reasons...

By Christopher Monckton of Brenchley, A recent paper by Hausfather et al. purports to demonstrate that models “are accurately projecting global warming”. In reality, and stripped of the now-routine hype and editorializing...

Guest “why even bother”? by David Middleton From the American Association for the Advancement of Science of America and YouReek Alert… From the totally fracking useless files… Simulations by scientists...

From Dr Judith Curry’s Climate Etc. Posted on December 27, 2019 by curryja | by Vaughan Pratt An alternative perspective on 3 degrees C? This post was originally intended as a short comment questioning certain aspects...

By Rud Istvan, edited by Charles Rotter WUWT reader Max alerted us to a 1994 Naomi Oreskes et. al. paper published in the prestigious journal Science. Her paper was a critical analysis of Earth Science numerical models. I...

From Dr. Judith Curry’s Climate Etc Posted on December 20, 2019 by niclewis | 14 Comments By Nic Lewis In an earlier article here I discussed a Comment on Lewis and Curry 2018 (LC18) by Kevin Cowtan and Peter Jacobs...

By Nic Lewis In an earlier article here I discussed a Comment on Lewis and Curry 2018 (LC18) by Kevin Cowtan and Peter Jacobs (CJ20), and a Reply from myself and Judith Curry recently published by Journal of Climate (copy...

From Dr. Roy Spencer’s Blog December 12th, 2019 by Roy W. Spencer, Ph. D. I keep getting asked about our charts comparing the CMIP5 models to observations, old versions of which are still circulating, so it could be I have...