I wouldn't describe myself as a tree-hugger, in the truest sense of the word, but I do love trees. The same can be said for a great many people. I remember in the 1980s when Dutch elm disease was ...

A decade after ash dieback was found in the UK, there is still a real threat of importing other diseases with a “similarly devastating” impact, conservationists warn. The disease, which causes leaf ...

What would you say is the greatest threat to the survival of our trees? Deforestation? Climate change? How about disease? Many of us don't really think about trees getting sick or infected but pests ...

Research entomologist Jian Duan cuts away bark from ash trees in search of emerald ash borers, an invasive species that has been killing off the trees. They’re looking particularly for those affected ...

TOWN OF ERIN -- The thousands of ash trees killed by the emerald ash borer across southern and central Wisconsin have not only become an eyesore, the trees that are still standing have become ...

The large ash tree in our backyard has clearly had problems for years. One large limb died a few years ago, and the crown has been ever-thinner each year. This fall, however, seemingly overnight, a ...

THE FIRST signs may go unnoticed. An individual might sicken here; another might die there. As few need reminding in 2021, death enters countries quietly. For trees, as for people, a whisper of unease ...

A new bug that can kill that ash tree in the front yard in just a couple of years has been discovered in Louisiana. On Wednesday, the Louisiana Department of Agriculture and Forestry reported that the ...

Rob Davis is a tree guy. As the Grand Junction City Forester, he knows trees. It’s been a busy summer for him and the crew of arborists and parks workers. Maybe a little busier than usual, thanks to a ...

The emerald ash borer has been killing trees across the U.S. for decades. A hardy parasitic wasp from Russia’s cold Far East could finally do the beetle in. An emerald ash borer, the beetle ...