Solar for All By Paul Rauber January 12, 2013 Until now, rooftop solar has only worked for those with hefty electric bills and sunny roofs. In this story: solar, clean energy
In Beringia By Edward Readicker-Henderson January 10, 2013 Searching the Arctic for a long-lost world of woolly mammoths and giant sloths, a traveler discovers a new one disappearing fast In this story: arctic, climate change, adventure
Heaven Is Made of Ice By Ben Shook January 4, 2013 Tribute and terror on skis in Antarctica In this story: adventure, travel, skiing
My Big Backyard By Leath Tonino November 18, 2012 Skiing the wild and wildly familiar on Vermont's 300-mile Catamount Trail In this story: adventure, skiing
Up on the Farm By David Ferris November 1, 2012 Two models for rooftop agriculture vie to feed the Big Apple In this story: gardening, food and drink
Strip Mine Holiday By Jesse Wood September 30, 2012 A mountaintop-removal coal mine threatens Fayetteville's new outdoor-adventure economy In this story: coal, adventure, mountaintop-removal mining
India's Barefoot College By Natalya Savka September 18, 2012 Rural mothers become solar engineers In this story: solar, women
The Top 10: America's Coolest Schools 2012 By Avital Andrews September 1, 2012 Sierra's sixth annual ranking of America's greenest universities
At Home in a Hole in the Rock By Michael Engelhard July 30, 2012 A visitor finds refuge—and tales of deprivation—in the Grand Canyon's hidden alcoves In this story: hiking, adventure, travel
Pirates of the Rainforest Text and photographs by Gregg Bleakney July 19, 2012 The forests of the Olympic Peninsula have always been pillaged, and there's nothing law enforcement can do about it In this story: forests, saving wild places