This year, an invasive species specialist at the Oregon Department of Forestry found a matured ash borer in early May.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. After 15 years of relentless work to combat the spread of the Emerald ...

American trees are under attack, and it’s by an enemy that’s hard to spot. A tiny invasive pest, considered one of the most ...

The emerald ash borer has been confirmed in Wagoner and Creek counties. Oklahoma forestry experts explain how it spreads, ...

The emerald ash borer is an invasive species of tiny green beetle that has been killing millions of trees across the country.

This mean, green, tree-destroying machine might be coming to your area — if it isn't already there. The emerald ash borer, native to Asia, was first spotted in the U.S. near Detroit in 2002. It's ...

The emerald ash borer has brought disappointment and heartbreak for more than two decades over an ever-increasing portion of the United States. For the Menominee Tribe of Wisconsin, the invasive ...

The North Carolina Forest Service says an invasive beetle that destroys ash trees continues to spread across the state. The agency said it recently found the emerald ash borer in five more counties in ...

The invasive emerald ash borer beetle is confirmed to be in five new Texas counties, the Texas A&M Forest Service says. The non-native small green beetle was found in Jack, Navarro, Somervell, ...

CARBONDALE — Carl Meinecke sidles up to an ash tree and wraps a tape measure around the trunk, gathering both circumference and diameter in one move. “Diameter is 17.9 inches,” Carbondale’s town ...