An invasive, tree-killing pest has made its way to Portland, spelling trouble for the many ash trees that cool residential neighborhoods on hot summer days. On Wednesday, Oregon forestry officials ...

The Emerald Ash Borer has been detected in Denver nearly a decade after city officials began preparing for the invasive wood-boring insect. According to the City and County of Denver, the EAB was ...

The destructive Emerald Ash Borer beetle has been increasing its range in the U.S. for decades. After being found near Forest Grove in 2022, it’s been confirmed in five Oregon counties, as of ...

Add Yahoo as a preferred source to see more of our stories on Google. Ash trees growing in Sioux Falls boulevards are being marked with blue 9s by the city of Sioux Falls. City Hall's forestry ...

In 2006, Kathleen Knight was walking through a forest in northwest Ohio. She's a researched ecologist with the U.S. Forest Service. All around her were big, beautiful ash trees, tall trunks with lush ...

After 15 years of relentless work to combat the spread of the Emerald Ash Borer beetles, the cities of Minneapolis and St. Paul have completed the removal of the last ash trees from public spaces, ...

British trees are evolving resistance to deadly ash dieback, reveals new research. Natural selection in woodlands is acting to combat the fungal disease that has devastated ash trees across Europe, ...

A Cornell and Nature Conservancy 'Trees in Peril' conservation project is propagating ash trees resistant to emerald ash borer. If successful, the long-term project looks to reintroduce resistant ...

I have been wanting to plant an ash tree in my yard, but heard this is a bad idea. Should I find a different tree, possibly one native to Missouri? I am looking for something that is fast growing and ...

The City of Vancouver is injecting ash trees with a pesticide as it looks to deal with the invasive emerald ash borer beetle, a species responsible for millions of ash tree deaths across the continent ...

Sioux Falls city officials are urging homeowners to schedule the removal of ash trees that have been affected by emerald ash borers, emphasizing that both cost and danger will only increase as time ...