Add Yahoo as a preferred source to see more of our stories on Google. The emerald ash borer (Agrilus planipennis) was first identified as an invasive species in the US in 2002. It is now found in over ...

The emerald ash borer, a tiny yet destructive invasive beetle, has been confirmed in Aurora. That's prompting officials in the Colorado city to remove or treat infected trees and encourage residents ...

If you want your ash trees to stand a fighting chance against the emerald ash borer, now through mid-April is the time to treat your trees this invasive pest, say insect and tree experts for the ...

In 2002 in Michigan, many ash (Fraxinus sp.) trees started to show obvious signs of decline, and after careful inspections, arborists and biologists soon discovered a pest unknown to the U.S. as the ...

One of the most destructive invasive insects in the United States has been detected in three more Oregon counties this summer, which could be bad news for the state’s ash trees. Federal and state ...

The green pest was found in ash trees near City Hall. Fargo has spent 16 years educating the public, removing and treating ash trees, and diversifying the tree population, Fargo's top forester says. A ...

The emerald ash borer, an invasive beetle that’s already killed millions of trees across the country, is spreading in Oregon. The beetle was first detected in Washington County, near Forest Grove, in ...

MANKATO — Take a walk outside today. Look left, look right and then look up. What do you see? Or more importantly, what do you not see? A major urban forestry initiative is reshaping Mankato’s tree ...

It's an unassuming piece of land out of view from most passers-by, but within recent months, it's become a target for an invasive species of insect that's threatening ash trees throughout a swath of ...