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August 11, 2014

Aspen disappearing across western U.S.

  • An ecologist for the Bureau of Land Management says aspen are a “keystone species,” vital to the survival of other plants, animals and insects.
    Post Register

    IDAHO FALLS, Idaho — Groves of aspen — tall, skinny trees with telltale white bark and fluttering, glossy leaves — are unmistakable in eastern Idaho.

    But look for the cone-shaped tops of conifers living among the smaller aspen, and juniper trees creeping closer to the perimeter of the grove. It's not an example of species diversity; it's a death sentence.

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