There’s a tree killer on the loose in Oregon, and nobody knows how to stop it. An invasive green beetle called the emerald ash borer arrived in the Midwest from Asia, and it’s killed over 100 million ...

What is the purpose of a tree? To provide shelter from the sun on a hot summer day? To give the robin a place to perch and sing its song?

Add Yahoo as a preferred source to see more of our stories on Google. The emerald ash borer (Agrilus planipennis) was first identified as an invasive species in the US in 2002. It is now found in over ...

Add Yahoo as a preferred source to see more of our stories on Google. The tree-killing emerald ash borer made significant expansion within Fort Collins and in Colorado in 2025. The insect is now found ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — After 10 years of preparing ...

About 95,000 ash trees live in Portland, and most of them could become infected and die in the next few years with the recent arrival of the emerald ash borer, an invasive, tree-killing pest that’s ...

Winter isn’t the ideal season for pruning trees in Upstate New York, but it’s the best time to cut scion or twigs from ash trees in parts of the state where the species has been all but wiped out.

BRATTLEBORO — When Robert Clements first moved to Vermont more than 50 years ago, he didn't know an ash tree from a hole in the ground. But in the dead of winter, he quickly learned ash splits easily ...

This non-native beetle kills ash trees by feeding on the layer beneath the bark, cutting off water and nutrients. Approximately one-third of the trees in Fort Collins are ash trees, making the city's ...

Did you hear what happened to the wooden car with wooden wheels and a wooden engine? It wooden go. Wood, at least from ash trees, is in excess supply since emerald ash borers have killed hundreds of ...

Ash trees in the UK are rapidly evolving resistance in response to ash dieback disease, DNA sequencing of hundreds of trees has shown. The finding is good news, says Richard Buggs at the Royal Botanic ...