Gregory et al 2019: Unsound claims about bias in climate feedback and climate sensitivity estimation

Reposted from Dr. Judith Curry’s Climate Etc. Posted on October 18, 2019 by niclewis | By Nic Lewis The recently published open-access paper “How accurately can the climate sensitivity to CO2 be estimated from historical climate change?” by Gregory et al.[i] makes a number of assertions, many uncontentious but others in my view unjustified, misleading…

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Resplandy et al. Part 5: Final outcome

From Dr. Judith Curry’s Climate Etc. Posted on September 25, 2019 by niclewis | 24 Comments By Nic Lewis The editors of Nature have retracted the Resplandy et al. paper. Readers may recall that last autumn I wrote several article critiquing the Resplandy et al. (2018) ocean heat uptake study in Nature, which was based…

The Lewis and Crok exposition – Climate less sensitive to Carbon Dioxide than most models suggest

Full papers plus additional comments from co-author Nic Lewis follow. I have added some relevant diagrams and tables from the report, plus reproduced the foreword by Dr. Judith Curry as well as updated the summary Equilibrium Climate Response Graph originally by Dr. Patrick Michaels to include this new ECS value and range. – Anthony NEW…

New paper shows transient climate response less than 2°C

See also: Why the new Otto et al climate sensitivity paper is important – it’s a sea change for some IPCC authors New energy-budget-derived estimates of climate sensitivity and transient response in Nature Geoscience Guest post by Nic Lewis Readers may recall that last December I published an informal climate sensitivity study at WUWT, here.…