Below are links to blog posts authored by, or consisting largely of material by, Nicholas Lewis. All or most of them were initially posted elsewhere.
2021
Compensation between cloud feedback + ECS and aerosol-cloud forcing in CMIP6 models
Committed warming and the pattern effect
2020
Emergent constraints on TCR and ECS from historical warming in CMIP5 and CMIP6 models
2019
Comment by Cowtan & Jacobs on Lewis & Curry 2018 and Reply: Part 2
Comment by Cowtan & Jacobs on Lewis & Curry 2018 and Reply: Part 1
Gregory et al 2019: Unsound claims about bias in climate feedback and climate sensitivity estimation
Gregory et al 2019: Does climate feedback really vary in AOGCM historical simulations?
2018
Climate sensitivity to cumulative carbon emissions
Remarkable changes to carbon emission budgets in the IPCC Special Report on Global Warming of 1.5C
Warming patterns are unlikely to explain low historical estimates of climate sensitivity
Why Dessler et al.’s critique of energy-budget climate sensitivity estimation is mistaken
The impact of recent forcing and ocean heat uptake data on estimates of climate sensitivity
Emergent constraints on climate sensitivity in global climate models, Part 3
Emergent constraints on climate sensitivity in global climate models, Part 2
Emergent constraints on climate sensitivity in global climate models, Part 1
Marvel et al.’s new paper on estimating climate sensitivity from observations
2017
Reply to Patrick Brown’s response to my article commenting on his Nature paper
Brown and Caldeira: A closer look shows global warming will not be greater than we thought
Does a new paper really reconcile instrumental and model-based climate sensitivity estimates?
How dependent are GISTEMP trends on the gridding radius used?
How inconstant are climate feedbacks – and does it matter?
2016
Are energy budget TCR estimates biased low, as Richardson et al (2016) claim?
What New Scientist wouldn’t print
Updated climate sensitivity estimates
Marvel et al.: GISS did omit land use forcing
Marvel et al. – Gavin Schmidt admits key error but disputes everything else
Marvel et al.: Implications of forcing efficacies for climate sensitivity estimates – update
Appraising Marvel et al.: Implications of forcing efficacies for climate sensitivity estimates
2015
How sensitive is global temperature to cumulative CO2 emissions?
Implications of recent multimodel attribution studies for climate sensitivity
Scientific American article: “How to Misinterpret Climate Change Research”
Pitfalls in climate sensitivity estimation: Part 3
Pitfalls in climate sensitivity estimation: Part 2
Pitfalls in climate sensitivity estimation: Part 1
Johansen’s climate sensitivity estimate
Implications of lower aerosol forcing for climate sensitivity
2014
The implications for climate sensitivity of AR5 forcing and heat uptake estimates
Paper justifying AR4’s use of a uniform prior for estimating climate sensitivity shown to be faulty
Does “Inhomogeneous forcing and transient climate sensitivity” by Drew Shindell make sense?
2013
Does the observational evidence in AR5 support its/the CMIP5 models’ TCR ranges?
An objective Bayesian estimate of climate sensitivity
The Forest 2006 climate sensitivity study and misprocessing of data – an update
2012
Why doesn’t the AR5 SOD’s climate sensitivity range reflect its new aerosol estimates?
Statistical errors in the Forest 2006 climate sensitivity study
Questioning the Forest et al. (2006) sensitivity study
2011
The IPCC’s alteration of Forster & Gregory’s model-independent climate sensitivity results