Recorded on location in "the science boat" floating down the Colorado River in Grand Canyon Nation Park. An interview with Dr. Larry Stevens & Jeri Ledbetter featuring: Biodiversity in The Grand Canyon pre & post Glen Canyon Dam. History of the proposed & implemented Dam sites in The Grand Canyon...plus an inside look at the anatomy of Glen Canyon Dan including its faults. Larry still works as a whitewater guide in the Grand Canyon in addition to being the curator of Ecology at the Museum of Northern Arizona in Flagstaff & is the senior ecologist for the Grand Canyon Wild lands Counsel. Jeri is a pilot, geographer, environmental activist & whitewater guide in the Grand Canyon. Get bonus content on Patreon

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