Exploring abrupt climate change induced by comets and asteroids during human history

Since 2010

Settled: Dinosaurs Done in By Asteroid San Francisco Chronicle, March 4 A large international, multidisciplinary, team of scientists use stratigraphy, chemistry and sedimentary analysis to prove an extinction causing impact at the turning point of two geological and biological ages.  Younger Dryas Boundary Team, PNAS, 2007?  Nope.  KT Team iteration 2010, today in Science. A team of…
I love this paper.  It’s in a great journal, chock full of well-sourced, multidisciplinary information, and written by a rock-solid expert in an immensely important field: Dendrochronology.  While other Dendrochronologists signed-up for the terribly political job of attempting to document slow and incremental temperature change over the ages, Mike Baillie became an expert in…
This 1498 engraving of a bad day on the continent caught my eye on Michel-Alain Combes’ page here.  I think it is from a famous French fall of that time period. Can someone translate the French for our readers?  [ Click the comments link below to see the translation and explanation of the engraving]…
A couple of months ago I was having some fun with Google Earth Pro and put together this little video demonstrating the ubiquity of Carolina Bays in Eastern North Carolina. This is one of those projects where you swear you will return and do a “second draft” in the near future — and never…
Photo Jessica Kloosterman, Paris, 2009 Han B. Kloosterman — Amsterdam, The Netherlands A CATASTROPHIST MANIFESTO Originally Distributed at the Joint Meeting of the American Geophysical Union, Acapulco, Mexico, May, 2007 Gottfriend Wilhelm Leibniz Leibniz’ Slogan Uniformitarianism, the gradualist doctrine in geology, finds its origin in the slogan Natura Non Facit Saltus, launched around 1700 by Gottfried…
C. Vance Haynes Jr.a,1, J. Boernerb, K. Domanikc, D. Laurettac, J. Ballengerd, and J. Gorevac +Author Affiliations aSchool of Anthropology and Department of Geosciences,University of Arizona, PO Box 210030, Tucson, AZ 85721 bDepartment of Geosciences, University of Arizona, PO Box 210077, Tucson, AZ 85721 cLunar and Planetary Laboratory, Department of Planetary Sciences, University of…
 
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