Emerald ash borer is a noxious pest that is just devastating. It's going to kill something like 15% of all of our urban trees. Just staggering. http://www.cour

Emerald ash borer is a noxious pest that is just devastating. It's going to kill something like 15% of all of our urban trees. Just staggering. http://www.courier-journal.com/story/tech/science/environment/2014/07/11/emerald-ash-borer-wiping-kentucky-trees/12499839/ http://www.courier-journal.com/story/tech/science/environmen...