Emerald ash borer is an invasive pest that causes grave damage to ash trees. A certified arborist shares how to spot the damage and treat any affected trees.

Every fall for years, Deborah McCullough and her husband fished salmon from Western Michigan’s Betsie River. “It’s a little ...

British ash trees are poised to finally make a comeback with scientists working on gene-edited saplings that are immune to ash dieback. Dieback, a pathogen originally from Asia, has blighted ...