Scourge of the Killer Bark Beetle

Pinon piness killed by beetles (US Forest Service, Southwestern Region, Forest Health)
It seems only a couple of years ago that while driving around the outskirts of Santa Fe, New Mexico, I was struck by the number of dead piñon pine trees scattered among the sparse, desert-hugging piñon-juniper forest. As I drove higher the forest became thicker and the...<![endif]--><!--[if !mso]>