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Bark Beetles Infesting Ponderosa Pine on Prescott National Forest

Pine engraver beetles are actively infesting ponderosa pine trees across areas of the Prescott National Forest. Aerial detection surveys conducted by the US Forest Service in early February 2021 recorded a ten-fold increase in ponderosa pine mortality caused by these bark beetles since August 2020 with more than 2,000 acres impacted. The 2021 survey focused

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