Dendrochronology tree ring dating kit
Michael Worthington is a dendrochronologist with extensive experience working on both sides of the Atlantic.
Among the many buildings he has dated are Mount Vernon in Virginia; the birthplaces of John Adams and John Quincy Adams in Massachusetts; the Josiah Henson Site ("Uncle Tom's Cabin") in Maryland; Drayton Hall in South Carolina; the Officers’ Club at the Presidio in San Francisco, California; and Windsor Castle, Westminster Abbey, and the Tower of London in the U. He began his career in buildings as an industrial archaeologist at the Ironbridge Gorge Museum in Shropshire, England.
At Oxford he was a member of staff at the Research Laboratory for Archaeology and the History of Art and an assistant tutor on the master's degree course in Archaeological Science.Note: These games will sell out, so act fast if you'd like to do this while in Tucson.Optional: Morning outing to Arizona-Sonora Desert Museum (any LTRR staff who can drive).Lemmon, to experience our nearby Sky Island Don's Sky Island overview Depending on level of interest, this activity will start with breakfast at Bobo's, then depart by ~ AM and return by early afternoon. Lecture: Physical and biological basis of tree rings (Steve Leavitt, confirmed, classroom) Speer: Botanical basis of dendrochronology Bowyer et al.: Tree growth & woody tissue Bowyer et al.: Composition & structure of wood cells Bowyer et al.: Softwood structure Bowyer et al.: Hardwood structure Vaganov et al.: Mechanistic model of tree-ring growth Steve's powerpoint slides Ongoing Dendrochronology on the Navajo Nation (Chris Guiterman, Classroom) Guiterman and Margolis: Vulnerabilities of Navajo Nation forests to climate change Savage and Swetnam: Fire decline following sheep pasturing in Navajo ponderosa pine Whitehair et al.: Fire regime in a cultural landscape of Navajo Nation Campfire chat: Principles: uniformitarianism (but, age effects & divergence) (Paul Sheppard) Speer: Uniformitarianism Szeicz & Mac Donald: Age-dependent dendroclimate modeling D'Arrigo et al.: Divergence Field demo: unsticking borers from trees (Paul Sheppard) • Phipps: How-to manual for processing increment cores (pages 18-20 cover unsticking borers from trees) • Yamaguchi: Retrieving a stuck borer • Loader: The "Decorum" borer unsticker A couple student presentations: background and research (bring a powerpoint with a few slides, e.g., a map, a couple field shots, research objectives), and expect to fill ~5-10 minutes of presentation and Q&A time. Please email Paul (email address above) your desire to do this half-day trip or not.