They are striving to protect the state's remaining brown ash trees, and hope to harvest enough healthy trees in the meantime to supply future tribal artisans.

Whether it be from damaging weather conditions, diseases, fungi or insect infestations, a sick or dying tree can be dangerous — and hard to spot.

Sydney Hudzinski, a forestry technician with the city of Plymouth, cuts branches while climbing an ash tree for a maintenance pruning in Kilmer Park. (Leila Navidi/The Minnesota Star Tribune) ...

The Springton Lake Middle School Environmental Club recently planted about 20 native shade trees along the forested perimeter of the school grounds. The after-school club was joined by Jim Jordan and ...

After hearing that some Logan ash trees would be removed to make way for a new water line, some residents are working to save ...

The “cloisters” of a tree cathedral planted as a memorial following the First World War have been restored after being devasted by ash dieback, the National Trust said. Whipsnade Tree ...

Whipsnade Tree Cathedral’s ‘cloister wall’ ash trees have been felled and replaced with resilient wild service trees.