Start of “Dog-ocene” dated to at least 28,500 years ago

Guest post by David Middleton Two of my favorite things are dogs and the Pleistocene… New Study Results Consistent With Dog Domestication During Ice Ageby Matt McGowan | Feb 19,…

Climate change was bad for Neanderthal children in the Pleistocene! And so was the lead-poisoning!

Guest commentary by David Middleton   In addition to an email from Rush Holt encouraging me to vote in the midterm elections (I already voted against every Democrat on the…

Paper: 'Summer temperatures were about 10°C warmer than today, even though the concentration of atmospheric CO2 was similar'

From AAAS: From Russia with Lovely Data Climate and the atmospheric concentration of CO2 are closely linked. Brigham-Grette et al. (p. 1421, published online 9 May) present data from Lake…

Multiple, Intense, Abrupt Late Pleistocene Warming And Cooling: Implications For Understanding The Cause Of Global Climate Change

Guest essay by Dr. Don J. Easterbrook Dept. of Geology, Western Washington University, Bellingham, WA The results of oxygen isotope measurements from ice cores in the Greenland and Antarctic ice…

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)…

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…

The Intriguing Problem Of The Younger Dryas—What Does It Mean And What Caused It?

This is a follow up posting to Younger Dryas -The Rest of the Story! Guest post by Don J. Easterbrook Dept. of Geology, Western Washington University. The Younger Dryas was…