The Minnesota Department of Natural Resources says the new trees are meant to keep swamp forests from losing their tree cover ...

With the invasive emerald ash borer beetle decimating black ash across North America, according to the U.S. Forest Service, a team led by researchers at Penn State conducted an expansive study of ...

The Minnesota Department of Natural Resources (DNR) has completed a large seedling planting project in north-central ...

Ash trees are dead or dying because of the little iridescent green beetle The emerald ash borer's small size – no bigger than a cooked grain of rice – belies its destructive power. The beetle’s ...

Add Yahoo as a preferred source to see more of our stories on Google. A tiny metallic green beetle, barely half an inch long, could dramatically change the landscape of Washington state over the next ...

Walk through many forests in Indiana today, and you might not notice what is missing until you look up. Ash trees, once a common part of these woodlands, have rapidly disappeared due to the invasive ...

One of the three wasp species the state's Division of Forests and Lands uses are tied to a tree during their release so they can emerge in their own time. Earlier this summer, during a scheduled tree ...

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HOLYOKE — A small green beetle burrowing in the city’s ash trees is putting them in danger. Officials are actively combating the emerald ash borer, an invasive species. Sometimes trees can be treated, ...

James E. Zablotny/USDA APHIS This week, crews removed dozens of infested ash trees in Forest Grove as part of a state plan to slow the spread of the destructive pest. This month, state agencies ...