Sustainable Bouldering: Using Leave No Trace to Achieve Change (U.S. National Park Service)
How National Parks Are Becoming More Accessible - AFAR
KUOW - Rock climbing could change to protect the wild — but will that make it more dangerous?
Leave No Trace Principles
7 Hardest Hikes in North America - Wildland Trekking
Rock Climbing
Climbing Advocacy Groups Speak Out About NPS and USFS Proposals
The modern museum ofYosemite?
C.O.P.E. & Climbing - National Capital Area Council
Proposed Climbing Guidance Could Limit Wilderness Climbing — Outdoor Alliance
The 7 Principles of Leave No Trace