You’d think academics in the upside down Mann climate proxy world would pay attention, and not repeat the same mistakes of the past. Apparently not. WUWT readers surely recall the…
Tag: Holocene
Evidence for a Global Medieval Warm Period
From CO2Science: Medieval Warm Period (Antarctica) — Summary Was there a Medieval Warm Period somewhere in the world in addition to the area surrounding the North Atlantic Ocean, where its…
Marcott issues a FAQ on their paper
This is from Real Climate, who played the “he who must not be named” game again in not pointing out criticisms. Gavin dissapoints. UPDATE: McIntyre responded earlier today with The…
Where's the hockey stick? The 'Marcott 9' show no warming past 1950
More on the Marcott et al “hockey stick”. All of the ‘Marcott 9’ had altered dates. Guest post by John Kehr While it took me a while to get the…
Tick, tick, tick – how long will the new Marcott et al hockey stick survive?
Steve McIntyre writes of the curious uptick in the 20th century, which doesn’t seem to be rooted in reality, or to have been in Marcott’s PhD thesis: While one expects…
Another Hockey Stick?
Guest post by S. Fred Singer Green forces, eager to promote their theories of global warming, appear to be practicing intellectual recycling. Is this the return of the notorious hockeystick…
Marcott's proxies – 10% fail their own criteria for inclusion
Note: Steve McIntyre is also quite baffled by the Marcott et al paper, finding it currently unreproducible given the current information available. I’ve added some comments from him at the…
Validity of Marcott et al. PART II
Validity of Marcott et al. contention that “Global temperatures are warmer than at any time in at least 4,000 years” and “Global temperature….. has risen from near the coldest to…
A Simple Test of Marcott et al., 2013
Guest Post by David Middleton The Gorebots are all atwitter about this new paper… Science 8 March 2013: Vol. 339 no. 6124 pp. 1198-1201 DOI: 10.1126/science.1228026 A Reconstruction of Regional…
Validity of “A Reconstruction of Regional and Global Temperature for the Past 11,300 Years”
It seems that Marcott et al isn’t all that it is cracked up to be. Dr. Easterbrook takes a good hard look at the paper. Guest post by Dr. Don…
Marcott et al claim of 'unprecedented' warming compared to GISP ice core data
The very first sentence of the Marcott et al (which is getting heavy press) abstract says: Surface temperature reconstructions of the past 1500 years suggest that recent warming is unprecedented…
New study: Ocean-driven warming along the western Antarctic Peninsula needs to be considered as part of a natural centennial timescale cycle of climate variability
From Cardiff University: Tiny fossils hold answers to big questions on climate change Research explores 12,000 year fossil record The western Antarctic Peninsula is one of the fastest warming regions…
Now if we could only get them to stop using the "D" word, they might actually communicate better
From the University of Missouri: Public Acceptance of Climate Change Affected by Word Usage, Says MU Anthropologist Better science communication could lead to a more informed American public. Public acceptance…
New paper demonstrates that climate responds to short and long-term changes in solar activity
(Via the Hockey Schtick) A new peer reviewed paper published in The Holocene finds a significant link between solar activity and climate over the past 1000 years. According to the…
On certainty: Truth is the Daughter of Time
This comment from Dr. Robert Brown at Duke University is elevated from a comment to a full post for further discussion. Since we have a new paper (Shepherd et al)…
Claim: Five climate-forcing mechanisms govern 20,000 years of climate change
FOREWORD: I don’t agree with many of the claims made in this paper, particularly the retrograde tri-synodic Jupiter/Saturn cycle claims. This is not a peer reviewed paper. That said, I’m willing…
Can we predict the duration of an interglacial?
Perspective by William McClenney on the paper of the same title by: P. C. Tzedakis, E.W. Wolff, L. C. Skinner, V. Brovkin, D. A. Hodell, J. F. McManus, and D.…
Onset of the Next Glaciation
Guest post by David Archibald Baby boomers like me have enjoyed the most benign period in human history. The superpower nuclear standoff gave us fifty years of relative peace, we…
F10.7 Flux, Sea Level and the Holocene
Guest post by David Archibald George Orwell said,” He who controls the present, controls the past. He who controls the past, controls the future.” Some amongst us have used that…
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