Like a freeloading relative who cleans out the fridge then skips town, Ottawa’s emerald ash borers are moving on. After eight years and 50,000 tree removals, the voracious tree-killing beetle infestation appears to be on the decline. The reason? There’s just not that much left for it to eat.
“We are, in a sense, over some of the more significant and difficult years of large numbers of tree removals,” said Jason Pollard, a forester with the City of Ottawa.http://ottawacitizen.com/news/local-news/ottawas-emerald-ash-borer-infestation-is-in-decline-but-thats-not-necessarily-good-news