Summer Branch Drop Archives

Aerial photograph of Lake McDonald and surrounding forested landscape in Glacier National Park, Montana, taken from above showing the remote wilderness terrain where bear encounters occur.

August 6, 2026

Environment·Sustainability·Technology·USA

Yosemite’s Hidden Summer Threat: When Healthy Trees Turn Deadly

Yosemite's 'Summer Branch Drop' warning: healthy trees shed deadly limbs in extreme heat. After a hiker's death, learn the science and how to stay safe.