Modern Warming – Climate Variability or Climate Change?

Guest Post By Renee Hannon Introduction In the mid-1900’s many scientists were suggesting the Earth was cooling. Now scientists are forecasting global warming. Indeed, instrumental data shows global temperatures warmed by approximately 1-degree C during the past 165+ years. With warming rates of 0.5 to over 1.3 degrees C per century this has caused considerable…

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A never before western published paleoclimate study from China suggests warmer temperatures in the past

People send me stuff. Today in my inbox, WUWT regular Michael Palmer sends this note: My wife Shenhui Lang found and translated an interesting article from 1973 that attempts the reconstruction of a climate record for China through several millennia (see attached).  The author is long dead (he died in 1974), and “China Daily” is now the name of…

New Paper: "Reconciling divergent trends and millennial variations in Holocene temperatures"

Guest post by David Middleton This appears to be a fairly high resolution regional Holocene climate reconstruction of North America and Europe… Reconciling divergent trends and millennial variations in Holocene temperatures Jeremiah Marsicek, Bryan N. Shuman, Patrick J. Bartlein, Sarah L. Shafer & Simon Brewer Nature volume 554, pages 92–96 (01 February 2018) doi:10.1038/nature25464 Abstract…

Fatally flawed paper: trees are proxies for the jet stream – and they say ‘now we have more extreme weather’

From the UNIVERSITY OF ARIZONA and the learn Liebigs Law before you make unsupportable claims department, comes this laughable paper that was conceived by the author, Valerie Trouet, at her parents house while reading the weather section of the newspaper. The headline of the press release says it all; alarmists trying once again to make a case…