Green industry professionals seek professional development opportunities from the University of Delaware Cooperative Extension to provide career advancement opportunities and to provide their ...

Saying that a recent tree-climbing school was hands-on is a bit of an understatement. As an arboreal activity that requires a whole-body commitment, the course held Aug. 12-15 by Penn State Extension ...

Scientists learn how to ascend and study the world’s tallest trees. Tree Climbing School at Dorena offers a demanding 4-day training to teach ecologists and scientists the skills they need to ascend ...

Maybe you climbed trees as a kid in your backyard. But have you ever wondered what it would be like to climb a 300-foot-tall Douglas fir? At Silver Falls State Park, you now have the opportunity to ...