I mentioned this to a friend when we returned home and he said he had heard something was killing the aspens. Investigating, I found an article that said the death rate of aspens in some forests near Flagstaff has neared 95% and fewer appear to be regrowing. The high death rate has mystified scientists, the article continued, though the list of suspected causes includes drought, disease, insect infestation, wildfire suppression and the grazing habits of elk. Couple that with the bark beetle infestation that is threatening the Ponderosa pines and you have a grim picture of the future.
Tuesday, October 6, 2009
Sad news for aspens
On our trip to northern Arizona, we were looking for the changing of the colors, particularly in the aspen trees. But SWMBO said it looked like the older trees were dying, or at least sick. The leaves seemed gray and many of the trees were leafless.
Fall color (???)
After reading about fall colors in the newspaper the other day, SWMBO and I headed north today to the Flagstaff area to check them out.
Arizona's highest point, Humphrey's Peak, had a dusting of snow on top.
Arizona's highest point, Humphrey's Peak, had a dusting of snow on top.
There was some color on another hillside but SWMBO determined it was some kind of shrubbery.
But we did find a few young aspens that had changed color. This was behind a big snag of dead wood from seasons past.
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