Dan Herms, vice president of research and development at the Davey Institute, talks about the American Chesnut tree - the history, chestnut blight and how scientists are trying to bring the species back to the United States. 

In this episode we cover:  

• History of the American Chestnut (0:38)
• Mature specimens of the tree (2:44)
• Bringing the tree back (4:19)
• GMOs (7:57)
• Back crossing (11:27)
• How are the hybrid forests doing? (12:56)
• The future (15:14)

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Connect with Doug Oster at www.dougoster.com. 

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