Author Archives: gwiles

ESCI Senior Independent Studies 2026 – Lynnsey Delio

Advised by: Dr. Wiles Abstract: Reconstructing and understanding historical lake levels provides information about how climate influences lake level fluctuations, which is important for managing Lake Michigan- Huron’s (MH) coasts. This study reconstructs historical MH lake levels using ten ring-width … Continue reading

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ESCI Senior Independent Studies 2026 – Mary Palmieri

Mary Palmieri’s senior IS was one of the first attempts at using tree-rings to reconstruct cloud cover. A double major in Earth Sciences and Statistical and Data Sciences, Mary was advised by Drs. Wiles and Pasteur. Abstract: The climate of the … Continue reading

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Voices in the Trees: Update on the Alaska Youth Stewards and The College of Wooster Tree-Ring Lab Collaboration at Five Years

Participants: Greg Wiles, Nick Wiesenberg, Ben Gaglioti, Daniel Mann, Gabrielle Sjoberg, Eloise Peabbles, Eric Benedict, Julian Narvaez, Bob Girt, Arianna Lapke, Lilly Hinkley, Amanda Flory, Michail Protopapadakis, Wenshuo Zhao, Tyrell Cooper,  Lynnsey Delio, Isabel Held, Dexter Pakula, Landon Vaughan, Lev … Continue reading

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Dr. Nicolás Young – Our 44th Annual Osgood Speaker

It was a honor to welcome Dr. Nicolás Young (’05) back to the College to be our 44th Osgood Speaker. Dr. Young hails from the Lamont-Doherty Earth Observatory’s Cosmo Lab, where he is a Associate Research Scientist. Nicolás is a … Continue reading

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Dating a Cabin from Pittsburgh

Dr. Mark Abbott and his graduate students Cole and Adeel visited the Wooster Tree Ring Lab with portions of white oak beams from a historic cabin in Pittsburgh. The mission was to tree ring date the outer ring of the … Continue reading

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Paleoecology (2025) and New Displays in Scovel Hall

Dr. Lyon’s class along with her TAs and in collaboration with the Wooster Art Museum’s director Dr. Marianne Wardle, significantly upgraded many of the fossil and mineral displays in Scovel Hall this past fall. The classes hard work was revealed … Continue reading

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A New Paper on Deciduous Conifers at Secrest Arboretum

Imagine a world with larch trees in the uplands and dawn redwoods in the flats, and bald cypress trees in the wetlands. This existed in the Eocene (~40 million years ago) when the world was warmer, the treeline was at … Continue reading

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Possible Linkages Between Climate and Human History in Ohio (the 4.2 yr. ka interval)

Nigel Brush and colleagues have assembled a record of human history in the Walhonding Valley of Ohio (see map below). Along with Jeffrey Dilyard and others, Brush has worked in the region for decades  examining the history of human occupation … Continue reading

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A New Tree Ring Study from the Kashmir Valley, western Himalaya

The global tree-ring community is racking up the papers investigating the utility of the relatively new proxy using blue intensity of annually-dated tree rings. This latest effort is a blue intensity investigation followup of a recent study on ring widths … Continue reading

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A Beautiful Day at the South Wellfield

HYDRO25 the class. On a beautiful fall day the class investigated the South Wellfield – the mission was to take water levels from 15 observation wells and sample the groundwater, surface water and water emanating from the airstrippers. Isotopic analyses … Continue reading

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