Autocorrelation in CO2 and Temperature Time Series

By Andy May In my last post I plotted the NASA CO2 and the HadCRUT5 records from 1850 to 2020 and compared them. This was in response to a plot…

A Way To Calculate Effective N

Guest Post by Willis Eschenbach One of the best parts of writing for the web is the outstanding advice and guidance I get from folks with lots of experience. I…

Repeated Trials, Autocorrelation, and Albedo

Guest Post by Willis Eschenbach OK, quick gambler’s question. Suppose I flip seven coins in the air at once and they all seven come up heads. Are the coins loaded?…

Extreme Times

Guest Post by Willis Eschenbach I read a curious statement on the web yesterday, and I don’t remember where. If the author wishes to claim priority, here’s your chance. The…