Uploaded March 2020 | Updated September 2026, 1 week ago

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David Howell is a retired research geologist who spent 30 years with the U.S. Geological Survey. Since 1990, when he collaborated with fellow geologist and friend Jonathan Swinchatt on the video “Earth Nectar, the Wines of Napa Valley and the Earth From Which They Arise,”

Karen MacNeil interviewed David Howell for WineSpeed in February 2020.
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