BOULDER, Colo. — April 26 marks Arbor Day. People around the world celebrate the holiday by planting trees. The holiday started in Nebraska in 1872. More than 1 million plants were reportedly planted ...

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 ...

Tree climbers from around the world will gather at Silver Falls State Park to enjoy nature, food and scale old growth giants as high as 300-feet from Aug. 21-25 at the Tree Climbers Rendezvous. The ...

Natalie Beneviat Tuesday, Aug. 26, 2025 5:00 a.m. | Tuesday, Aug. 26, 2025 5:00 a.m. Saying that a recent tree-climbing school was hands-on is a bit of an understatement. As an arboreal activity that ...

Sydney Hudzinski climbs in the 2023 Minnesota Society of Arboriculture's Tree Climbing Championship. She won in 2024 and is returning to compete in 2025. NINA MOINI: There's a kid in your life who ...

This weekend, the City of Trees will host high-flying arborists in a tree climbing competition in William Land Park, where the canopy becomes their playing field. The arborists will show off the ...

On an October day in Plumas National Forest, Alex Lemnah traverses the canopy of an incense cedar nearly 100 feet off the ground, listening carefully for the sound of a branch snapping under his feet.