Trees Speak: What Are They Saying?


Amy Hessl, West Virginia University


Sep 25, 2019

Amy Hessl,Ph.D., Professor Of Geography at West Virginia University, talks about how ancient trees, dating back to the 1st Milennium, tell us a lot about what was going on in the climate then and what it tells us about what is going on now. Eric Minor hosts.

Hosted by: Eric Minor Produced by: Keystone Newsmakers Team

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