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Ash Borer trails

Ash.jpg

Emerald ash borer tunnels scar an infested ash tree near the Merrimack River in New Hampshire. The invasive borers have killed millions of ash trees in North America over the last decade. Now researchers are releasing a small parasitic wasp in a last ditc
Emerald ash borer tunnels scar an infested ash tree near the Merrimack River in New Hampshire. The invasive insects have killed millions of ash trees in North America over the last decade. Now researchers are releasing a small parasitic wasp in a last ditch effort to save some of those that are left.
Credit: Sara van Note