Tree climbing

Two climbers wearing hard hats shimmy up ropes along the trunk of a massive giant sequoia

First climb of General Sherman Tree reveals health status

by Kristina Malsberger on

You could say the General Sherman Tree was overdue for a physical—by at least 2,000 years. The iconic giant sequoia, which stands in California’s Sequoia National Park, is the largest living tree on the planet and has withstood two millennia …

Redwood Canopy Video

by Emily Burns on

Climbers took to the coast redwood treetops at Muir Woods National Monument for the first time this spring. Their canopy exploration was part of BioBlitz 2014, a massive effort to learn about and celebrate the biodiversity of Golden Gate National Recreation. …