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 ...

Kris Dullmer of Ash Tree Solutions, right, injects an insecticide into an ash tree named Big Jim in the Catamount Community Forest to combat the emerald ash borer in Williston on Tuesday, June 25.

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 ...

The warm spring weather tends to get people out and about to enjoy the sun. Unfortunately, it’s not just the humans. The mild ...

All of Iowa's 99 counties confirmed having the ash tree-killing insect, emerald ash borer, the Iowa Department of Natural Resources reported Thursday. As one of the most commonly planted street trees ...

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

NEW YORK (AP) — Five prominent species of ash tree in the eastern U.S. have been driven to the brink of extinction from years of lethal attack by a beetle, a scientific group says. Tens of millions of ...

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, ...

Officials in Washington state are hoping residents will help combat an invasive “tree-destroying” insect with help from a new ...

Researchers began measuring the decline of ash trees in the Penn State plantation in 2012, shortly after emerald ash borers arrived there, and they measured it every year through 2017. The effect of ...

Waterloo is partnering with the Iowa DNR to replace about half of the trees that were lost to the emerald ash borer in the past decade. The city will be making one type of apple tree and three species ...