average and interative reconstruction 53 proxies 1900 on

Aproxymations

Guest Post by Willis Eschenbach Over at Bishop Hill, the Bish has an interesting thread about a new proxy reconstruction by Rob Wilson et al. entitled “Last millennium northern hemisphere summer temperatures from tree rings: Part I: The long term context” , hereinafter Wilson 2016. The paper and the associated data are available here. They…

beatles-sun

Claim: Global warming will affect your taste in music

Guest essay by Eric Worrall h/t DailyCaller – British researchers have claimed that global warming strongly influences our taste in music. According to FirstPost; Fancy listening to the Beatles’ ‘Here Comes The Sun’ when you are grinding out yet another long, sweaty heatwave? “These assumptions we have about certain weather being good and certain weather…

Mining proxies for the Southern Annular Mode

Steve McIntyre writes about what he considers another “completely worthless” exercise in statistical data mining, writing: =============================================================== In today’s post, I will look at a new Naturemag climate reconstruction claiming unprecedentedness (h/t Bishop Hill): “Evolution of the Southern Annular Mode during the past millennium” (Abram et al Nature 2014, pdf). Unfortunately, it is marred by…

Duke Neukom’s Secret Sauce

Guest Post by Willis Eschenbach In my last post, I talked about the “secret sauce”, as I described it, in the Neukom et al. study “Inter-hemispheric temperature variability over the past millennium”. By the “secret sauce” I mean the method which is able to turn the raw proxy data, which has no particular shape or…