The Emerald Ash Borer, an invasive species of bark beetle that was discovered in Colorado in 2013 and has been expanding through the state, has the potential to damage the Colorado landscape. And ...

The Mason City Council approved new program for homeowners who have dead or diseased ash trees on their property. The ...

Deep below the surface of the ocean, bacteria and critters that feed off nutrients spouting from hydrothermal vents met with ...

Efforts are being taken to accelerate the removal of diseased ash trees from boulevards in Coon Rapids.

Scientists at RBG Kew and Queen Mary University of London have found evidence that young ash tree populations are evolving ...

When a massive tree toppled in the floodplains of Fonte Boa, a region in the Brazilian Amazon, local fishermen noticed ...

In heavily affected areas, up to 30% of beech trees are killed within seven years of contracting beech leaf disease.

Annual cold snaps have kept some invasive tree pests in check, but outbreaks could become more common with warming ...

Darling-58 sprouts, a transgenic American chestnut created by ESF researchers, grow in a nutrient solution. Darling 54, a ...

The Emerald Ash Borer has been detected in Denver nearly a decade after city officials began preparing for the invasive ...

Salem crews will soon begin injecting city-owned ash trees with an insecticide to protect them from the emerald ash borer.

They will start injecting city trees this summer. Residents can also learn about precautions to protect trees on their property by visiting the city's emerald ash borer web page or contacting the ...