Fighting invasive emerald ash borers with woodpeckers and citizen scientists
Invasive non-native insects have been called the “wildfires of the East,” given the damage they cause to trees. One pest, the emerald ash borer, has killed hundreds of millions of rural and urban ash trees.
An arborist injects an ash tree with insecticide. (USDA Forest Service photo by Therese Poland.)…
#EmeraldAshBorer, #Woodpeckers, #CitizenScience, #Birds, #Invasives, #InvasiveSpecies
Forest Service helps defend 9/11 witness trees from insect threat
Hemlocks are placed ready to plant at the Flight 93 National Memorial near Shanksville, Pennsylvania. (USDA Forest Service photo)
Twenty years have passed since the 9/11 attacks, yet there’s a feeling of permanence in a hemlock grove that stands where so many lives were lost that day in…
#EmeraldAshBorer, #InvasiveSpecies, #ForestHealth
The invasion of the forest destroyers – And how science is fighting back
This ash tree on the Allegheny National Forest is showing early symptoms of Emerald Ash Borer infestation, including crown thinning. (USDA Forest Service photo by Kathleen Knight)
Change is inherent in forests, but insects and pathogens that have been inadvertently introduced, known as…