Tag Archives: ECS

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.

More on the statistical dispute between Scafetta and Schmidt

By Andy May The argument about the proper way to estimate error in the European Centre for Medium-Range Weather Forecast (ECMWF) ERA5 weather reanalysis dataset between Nicola Scafetta and Gavin Schmidt has finally been published by Geophysical Research Letters. Schmidt, Jones, and Kennedy’s comment is here (Schmidt, Jones, & Kennedy, 2023), and Scafetta’s response isContinue reading “More on the statistical dispute between Scafetta and Schmidt”