Canada s forests are under threat from the emerald ash borer, a shiny green beetle that kills almost every ash tree it encounters. The insect was first detected near Windsor, Ont., in 2002, and has since spread to parts of Manitoba, Quebec, Nova Scotia and New Brunswick.
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Canada s forests are under threat from the emerald ash borer, a shiny green beetle that kills almost every ash tree it encounters. The insect was first detected near Windsor, Ont., in 2002, and has since spread to parts of Manitoba, Quebec, Nova Scotia and New Brunswick.
The emerald ash borer is a green bug the size of a thumbnail. And it has killed tens of millions of trees in North America and caused billions in damage since it hitched a ride from Asia 20-odd years ago.