Ancient tree reveals cause of spike in Arctic temperature

Hmmmm……what does everyone think of this? ~ ctm Here is the abstract: Contrasting Greenland and Antarctic temperatures during the last glacial period (115,000 to 11,650 years ago) are thought to…

Weekly Climate and Energy News Roundup #279

  Brought to You by SEPP (www.SEPP.org) THIS WEEK: By Ken Haapala, President, Science and Environmental Policy Project (SEPP) Data Quality – Surface Temperatures: Writing in Energy Matters, Roger Andrews has…

Could spraying particles into marine clouds help cool the planet?

From Eurekalert Public Release: 25-Jul-2017 University of Washington The idea of geoengineering, also known as climate engineering, is very controversial. But as greenhouse gases continue to accumulate in our atmosphere,…

Mechanical Models

Guest Post by Willis Eschenbach [NOTE the update at the end of the post.] I’ve continued my peregrinations following the spoor of the global climate model data cited in my…

The Thousand-Year Model

Guest Post By Willis Eschenbach Back in 2007, Jeffrey Kiehl first pointed out a curious puzzle about the climate models, viz: (emphasis mine) [3] A review of the published literature…

Climate Sensitivity Deconstructed

Guest Post by Willis Eschenbach I haven’t commented much on my most recents posts, because of the usual reasons: a day job, and the unending lure of doing more research,…

Stacked Volcanoes Falsify Models

Guest Post by Willis Eschenbach Well, this has been a circuitous journey. I started out to research volcanoes. First I got distracted by the question of model sensitivity, as I…

New modeling analysis paper by Ross McKitrick

Dr. McKitrick’s new paper with Lise Tole is now online at Climate Dynamics. He also has an op-ed in the Financial Post on June 13. A version with the citations…

New AWI Research Confirms: Climate Models Cannot Reproduce Temperatures Of The Last 6000 Years

By Dr. Sebastian Lüning, Prof. Fritz Vahrenholt and Pierre Gosselin One of the main points of criticism of the CO2-dominated climate models is that they fail to reproduce the temperature…