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Pine beetle epidemic grows to more than 4 million acres in...

The U.S. Forest Service Friday released the results of new aerial mapping showing the mountain pine bark beetle epidemic raging since the mid 1990s has now consumed more than 4 million acres of pine trees in Colorado and southern Wyoming. In Colorado alone, more than 400,000 acres of trees were killed last year, mostly in the Arapaho, White River, Roosevelt, Medicine Bow and Routt national forests.