NPR News: Scientists Work To Bring Back Once-Thriving American Chestnut Tree

Scientists Work To Bring Back Once-Thriving American Chestnut Tree
The American chestnut tree used to make up a quarter of the forests in the eastern U.S., but disease decimated these trees in the last century. Now there's an effort to restore the American chestnut.

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at January 7, 2017 at 08:08PM
Health & Science