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The Exchange

Warming Temperatures and Invasive Pests Pose Threat to NH Trees

Since moving into the state in 2013, the invasive Emerald Ash Borer has been diminishing local ash tree poplations. Now, New Hampshire's forrests face a threat from another non-native insect: The Southern Pine Beetle. On Monday, June 18, the Exchange discusses the these two wood-boring beetles and their impact on New Hampshire, how they got here, and what we can do to fight back.


  • Matthew Ayres - Professor of Biological Sciences at Dartmouth; Associate Director, Institute of Arctic Studies; Chair Graduate Program in Ecology, Evolution, Ecosystems & Society
  • Jeff Garnas - Assistant Professor in the Department of Natural Resources and the Environment at UNH

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