Salem crews will soon begin injecting city-owned ash trees with an insecticide to protect them from the emerald ash borer. Residents with city-owned trees adjacent to their homes will soon be getting ...

Scientists with the Nature Conservancy and Forest Service have been raising American elms that are bred to be resistant to ...

Kris Dullmer of Ash Tree Solutions, right, injects an insecticide into an ash tree named Big Jim in the Catamount Community Forest to combat the emerald ash borer in Williston on Tuesday, June 25.

Walking down into the floodplain at the Nature Conservancy’s preserve in Benson, Vermont is like walking into a sea of American elm saplings. The trees criss-cross about 30 acres on the valley floor ...