Tag Archives: TCR

Stefani on the Sun vs. CO2 as climate drivers

The solar aa index predicts global sea surface temperatures to 2000 better than CO2, and as well as CO2 combined with the aa index. After 2000 CO2 is needed in the regression.

The Mysterious AR6 ECS, Part 3, What is Climate Sensitivity?

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?”