This is interesting, especially since Solar Cycle 23 was quite long. The Hockey Schtick writes: A paper published by the Danish Meteorological Institute finds a remarkable correlation of Arctic sea…
Tag: Medieval Warm Period
Hot weather and climate change – a mountain from a molehill?
Guest essay by Steve Goreham Originally published in The Washington Times On Sunday, Death Valley temperatures reached 129oF, a new June record high for the United States, according to the…
Can We Actually Even Tell if Humans Are Affecting the Climate? What if we did nothing at all?
Essay by Charlie Martin We know, with great certainty, that the overall average temperature of the Earth has warmed by several degreees in the last 400 years, since the end…
"Sorry, a TIME Magazine Cover Did Not Predict a Coming Ice Age"… It was just a TIME article.
Guest Post by David Middleton You can always count in TIME magazine’s Bryan Walsh for a good laugh… Well, I suppose that Mr. Walsh is correct that a 1977 TIME…
Global Warming theory has failed all tests, so alarmists return to the ‘97% consensus’ hoax
Guest essay by Joseph D’Aleo, CCM, Weatherbell Analytics National Academies of Science defines a scientific theory as “a well-substantiated explanation of the natural world that can incorporate facts, laws, inferences,…
Briffa, Yamal, reputational damage, and all that
Keith Briffa has just published a new paper using the Yamal-Urals regional chronology data, something long sought after via FOIA requests. That data was withheld, citing it wasn’t cooked done…
Michael Mann says climate models cannot explain the Medieval Warming Period – I say they can't even explain the present
Ice core data shows CO2 levels changed less than 10 parts per million from 1600-1800 during the MWP. From the Hockey Schtick: A new paper from Schurer et al (with Mann…
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…
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…
AGW Proponents Fight Rearguard Action As Political Climate Science Fails
Guest post by Dr. Tim Ball Proponents of the anthropogenic global warming (AGW) hypothesis are cornered. They made a political choice to prove rather than disprove the hypothesis, as the…
Global warming – more complex than we thought
From the University of Hawaii ‑ SOEST, more modeling mania for the future. New research shows complexity of global warming Greenhouse gases versus solar heating Global warming from greenhouse gases…
The age old battle of the thermostat – the 'Goredian' Knot of global temperature
People send me stuff. Reader Kurt writes: I just found your excellent website and have book marked it and will visit it often for updates. One simple question the global…
More on Mark Hertsgaard's ridiculous claims – The Goldilocks Crop and the Impending Extinction of Pasta
Guest Post by David Middleton Yesterday, WUWT covered the issue from one angle, and blew Hertsgaard’s riduculous claims out of the water. Today, here’s another independently arrived at conclusion that…
The Atlantic Magazine's '5 Charts About Climate Change That Should Have You Very, Very Worried'… Worried about scientific illiteracy.
Guest post by David Middleton I ran into this gem on Real Clear Energy this morning… The article cites terrifying new reports commissioned by the World Bank and the CIA…
Speak loudly and carry a busted hockey stick
by Walter Starck (in Quadrant Online) The average temperature for the Earth, or any region or even any specific place is very difficult to determine with any accuracy. At any…
Mann's hockey stick disappears – and CRU's Briffa helps make the MWP live again by pointing out bias in the data
Shock, awe. Untruncated and unspliced data used in a new paper from Briffa and Melvin at UEA restores the Medieval Warm Period while at the same time disappears Mann’s hockey…
Yet another paper demonstrates warmer temperatures 1000 years ago and even 2000 years ago.
Yesterday I highlighted the paper The extra-tropical Northern Hemisphere temperature in the last two millennia: reconstructions of low-frequency variability, by B Christiansen of the Danish Meteorological Institute and F C…
New paper confirms the climate was warmer 1000 years ago
Mike Mann will have a twitfest on Twitter trying to knock this one down. Data from 91 Northern Hemisphere proxies was used to reconstruct temperature. See reconstruction graph (figure 5)…
Want to make a paper more alarming and appealing to coverage? Blame the Romans for climate change
By comparing today’s Nature paper to earlier versions I found just a few months old, it looks like some blame revisionism occurred after early discussions of this paper at NOAA…
Make your own Michael Mann hockey stick at home
Following yesterday’s first look at emails from the 2 year effort to get NOAA to release emails from FOIA requests, where we learn that some scientists felt ‘Hit on the…
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