Travelling across Ireland, it is hard to ignore the lines of dead and dying ash trees in the hedges.

The damage is invisible at first, but it doesn’t take long for the leaves to wither, the trunks to weaken, the once-vibrant ...

Scientists at the Royal Botanic Gardens, Kew and Queen Mary University of London have discovered that a new generation of ash ...

CHISAGO COUNTY, Minn. (FOX 9) - A scary-sounding insect is helping Minnesota in its battle against one of the worst pests for trees. Emerald ash borers have already invaded millions of trees, but now ...

The week of May 20-26 has been designated Emerald Ash Borer Awareness Week in Minnesota, another reminder that we should keep an eye out for this very destructive pest which can kill ash trees ...

The team also discovered that natural selection is acting upon thousands of locations within the ash tree DNA, driving the evolution of resistance. The post Researchers find ash trees evolving ...

Britain's trees are evolving resistance to the deadly ash dieback fungus, scientists have revealed. The disease has wrought havoc on the countryside, leaving behind the remains of dying ash trees.

Ash dieback has ravaged the Marden Park wood since 2012 with the majority of trees being infected. Dieback causes blackened leaves, stunted growth and shrivelled roots.

The emerald ash borer eats into the bark of ash trees and leaves D-shaped holes. Debbie Miller / U.S. Forest Service. Matt Mills, an emerald ash borer support specialist with the Oregon Department ...

For the Vivians, losing those ash trees means a lot more than just losing their beautiful scenery. For 17 years, they've depended on their deciduous forest to do much of their heating and cooling.

SIOUX FALLS, S.D. (KELO) — The city of Sioux Falls is urging people with ash trees to take action if they’re not treating them for emerald ash borer. Ignoring the problem could spell trouble.