• Posted on November 3, 2014
    Meeting the Scourge

    The tiny emerald ash borer is decimating trees in the Upper Midwest. CALS researchers are helping communities understand how to prevent and contain the damage.

  • Posted on February 17, 2011
    A Bug in the System

    Climate change is fueling the biggest outbreak ever of tree-killing bark beetles. The insects are decimating conifer forests from Alaska to Arizona—and raising concerns that they could reach the Upper Midwest.

  • Posted on October 19, 2008
    Five things everyone should know about…Emerald Ash Borer

    Is there anything that can stop this vivacious pest?