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. Rick ...

The emerald ash borer has decimated ash trees in New York, which once comprised 7 percent of the biomass of the state’s forests. In a region of Ulster County stretching from Kingston up to Saugerties ...

NORTH ADAMS — “It’s awful, just terrible,” said Thomas Moore, owner of a Williamstown tree service, The Tree Guy. “We’re losing trees like crazy. It’s like a perfect storm.” That’s word from the front ...

FARGO — Emerald ash borer has finally made its way to North Dakota. On Aug. 22, the beetle was found in a trap near Edgeley. Forestry experts with the City of Fargo are busy treating healthy ash trees ...

How do you find an insect the size of your fingertip in a densely-packed forest? For Jian Duan, the answer is simple: follow the dead ash trees. On a rainy day in eastern Connecticut, Duan, a federal ...

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 ...

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 ...

Fluffy giant pandas and ferocious Sumatran tigers get more attention, but beloved backyard trees face extinction threats, too. A new first-of-its-kind report on the conservation status of all 881 ...

Invasive insect species have, in the past 20 years, replaced native insects as the "biggest problem" facing Wisconsin's trees, said Bill McNee, a forest health specialist at the Wisconsin Department ...