Invasives have largely wiped out the American chestnut and elm, caused “hell” with the beech, and are now wreaking havoc on ...

Toronto is on the defensive with a plan to thwart the spread of an invasive scourge that has already killed millions of trees ...

The district forester of St. Lawrence County Soil and Water says that in 10 years, all ash trees in the county will be dead ...

In environmental news it’s Emerald Ash Borer awareness week and the Oregon Department of Forestry is working to slow the ...

The tree removal project was prompted by the presence of the emerald ash borer, an invasive wood-boring beetle. In Greater Sudbury, as in many other parts of North America, the ash population has been ...

Pests are ravaging keystone species like ash, elm, and beech. But researchers are breeding the survivors into more resilient ...

Dave Mullen cuts up a dying ash tree to be hauled away in 2017. Hundreds of ash trees in Winona have been killed by the ...

More than 1,000 diseased ash trees have been felled as Herefordshire Council works to tackle a fungal disease spreading through them, known as ash dieback. Ash dieback, caused by the hymenoscyphus ...

Winnipeg’s cold winters appear to be slowing down an invasive beetle that experts once feared could wipe out the city’s ash ...