Emerald Ash Borer http://wemu.org en Researchers: Ash Borer May Have Arrived in 1990s http://wemu.org/post/researchers-ash-borer-may-have-arrived-1990s <div>Researchers say an invasive beetle that's destroyed tens of millions of ash trees in the U.S. and Canada may have arrived in North America a decade before it first was detected. &nbsp;</div><div>&nbsp;</div><div><span style="line-height: 1.5;">Michigan State University researchers collected cores from trunks of more than 1,000 ash trees in six southeastern Michigan counties. </span></div><div> Wed, 07 May 2014 13:51:19 +0000 Associated Press 45498 at http://wemu.org Researchers: Ash Borer May Have Arrived in 1990s Insects Threaten Michigan Hemlock Trees, May Face Similar Fate as Ash Trees http://wemu.org/post/insects-threaten-michigan-hemlock-trees-may-face-similar-fate-ash-trees <p>Hemlock trees in Michigan face an insect threat similar to the bug that wiped out most of the state's ash trees.&nbsp; WEMU's Bob Eccles has the story.&nbsp;</p><p></p><p></p><p></p><p></p> Tue, 28 May 2013 12:02:54 +0000 Bob Eccles 29993 at http://wemu.org Insects Threaten Michigan Hemlock Trees, May Face Similar Fate as Ash Trees