Pennsylvania’s trees are facing a multitude of threats including fungus, insects, and worms, like the ones that cause beech leaf disease. American chestnut trees once thrived in our region, but 150 years ago a fungus wiped them out. Researchers and advocates are trying to bring them back, but they disagree on how to do it. Plus, we tag along with a crew trying to save hemlock trees from a sap-sucking invasive pest.
A researcher in Ohio was surrounded by hundreds of dead ash trees that the emerald ash borer, a beetle, had wiped out. But in that same forest, she found a lone tree thriving. Could this tree be the key to saving ash from extinction?
The post Home first appeared on EnviroLink Network.