Biologist Andrew Newhouse on the genetic revival of the American chestnut

NPR

Published September 5, 2026 at 4:43 AM PDT

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The American chestnut once dominated the Eastern woodlands. NPR's Scott Simon talks to Andrew Newhouse, an environmental biologist, about efforts to bring these trees back from the brink of extinction.

Biologist Andrew Newhouse on the genetic revival of the American chestnut

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Biologist Andrew Newhouse on the genetic revival of the American chestnut

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