13
Intro Intro
By Stephen Casimiro
16
Mementos, Notes, and Fragments Mementos, Notes, and Fragments
The science goldmine where cows have never tread, sporty Kiwi weather, deciphering USFS roads, and the ABCs of rock By Staff
22
Recommended Reading Recommended Reading
By Emily White
26
Essay Rockfall
Gravity provides an omen at the edge of night By Rebecca Young
30
Natural Curiosities The Incredible, Ventable Spleen
How the key to the deepest diving and highest climbing may lie in one of the body's weirdest organs By Justin Housman
34
Feature The Wilderness Ideal
Why one mountain biker will poach no more forever By Mike Ferrentino
42
Feature Learning to Be a Kid, Naturally
As American children spend more time indoors and in front of screens, outdoor-oriented schools offer a powerful alternative By Krista Langlois
50
Feature The Man Who Speaks for the Animals
Eminent field biologist George Schaller on preserving the wild in all of us By Emily White
60
Feature Language Lessons on the Rio Grande
A tale of friendship and culture set afloat on the narrow, watery border between two countries By Chandra Brown
72
Feature Sweet Recovery
A chance encounter on a Himalayan trek leads to fortuitous community By Peter Campbell
78
Feature Treasuring the Creative Commons
How a National Geographic photographer dedicated himself to recording some of humanity's most fragile heritage By Stephen Casimiro
86
Feature Rethinking Leave No Trace
Can the well-known ethic offer a solution to crowding on public lands and make the outdoors more inclusive? By Ryan Stuart
94
Feature The Bike That Would Not Die
Spawned by the purest of motives—zero budget—this Softride became one of the most infamous bikes in the sport By Stevil Kinevil
100
Feature Finding George Mallory
Radio and video transcripts lend special poignancy to the solving of a 75-year-old mystery Photos by Jake Norton
112
Three Square Three Square
This is the season to reminisce about the dishes you still enjoy and others you might want to retire By Megan McDuffie and Michael van Vliet
118
Portfolio The Tarkwa Bay Surf Club
In the face of remarkable adversity, young Nigerians turn to the ocean By Oli Hillyer-Riley
128
Resources Resources
Beta, details, URLs, and more By Staff