Since 2002, Canada has been watching the emerald ash borer kill our native ash trees, starting in Ontario and moving east and west from there. Ryan Statham, the District Manager for Davey Tree in Strathroy, Ontario, is on the front lines of the battle against this beetle. Shauna Dobbie, editor of Canada’s Local Gardener magazine, talks to Ryan about the fight and about how we can deal with emerald ash borer.