Recently, while re-examining PAGES2K, the current paleoclimate darling, I noticed that PAGES2K(2019) reverted to a variation of the Twisted Tree Heartrot Hill (Yukon) [TTHH] tree ring chronology that we had already criticized in 2003 as being obsolete when used by Mann et al 1998.  PAGES2K was supposed to be an improvement on Mann et al … Continue reading Twisted Tree Heartrot Hill Revisited