Parasitic wasps could be deployed this summer to combat an infestation of emerald ash borers discovered in the northwest portion of Duluth's Hartley Park. Monday night, the Duluth City Council will ...

The Minnesota Department of Agriculture today said stingless wasps released in the state in 2011 may be helping to combat emerald ash borer, the Chinese insect that has been destroying ash trees at an ...

DEWITT, Iowa-- The emerald ash borer has wreaked havoc on ash trees in the United States of more than two decades, spreading to more than 30 states. But now another insect could be the key to stopping ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Emerald ash borer larva cut these feeding galleries on the trunk of a dead ash tree in Michigan. corfoto via Getty Images The ...

One of the three wasp species the state's Division of Forests and Lands uses are tied to a tree during their release so they can emerge in their own time. Earlier this summer, during a scheduled tree ...

DES MOINES - State and federal insect experts say it likely will be next year before they will be able to tell whether a swarm of stingless wasps introduced in Iowa are helping suppress a destructive ...

With the emerald ash borer beetle devastating ash tree populations throughout the United States — from locations as far north as Massachusetts and as far south as Louisiana — solutions to help fight ...

More than 80,000 ash trees in Sioux Falls are at risk of dying in the next decade with the arrival of a new insect species to the area: the emerald ash borer. So to slow the spread of the invasive ...