By Andy May Christian Freuer has translated this post to German here. In part one we discussed various estimates of climate sensitivity (ECS, TCR, and observation-based values) and what they mean, especially those reported in the latest IPCC report, AR6. In part 2 we discussed the uncertainty in estimating cloud feedback to surface warming, andContinue reading “The Mysterious AR6 ECS, Part 3, What is Climate Sensitivity?”