Sierra January/February 2015 cover

2015 January/February

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In 2013, Matt Dyer was nearly killed by a polar bear on a Sierra Club Outing. One year later, he returned to the wild with the people who saved his life.
Feature

The Man Who Survived a Polar Bear Attack

In 2013, Matt Dyer was nearly killed by a polar bear on a Sierra Club Outing. One year later, he returned to the wild with the people who saved his life.

Text and photographs by Jake Abrahamson

December 15, 2014

Celebrity wolf OR7 may be “too famous to kill,” but his pups will need to watch out if they wander into the wrong state
Feature

Underdog

Celebrity wolf OR7 may be “too famous to kill,” but his pups will need to watch out if they wander into the wrong state

By Peter Frick-Wright

December 3, 2014

Offshore turbines are more expensive than those on land, so theres a fierce competition to make them more efficientlighter, simpler, bigger.
Feature

Leading Edge

Denmark supplies three out of four of the worlds offshore wind turbines, and it's on track to be free of fossil fuels by 2050

By Paul Rauber

November 21, 2014

In Valley Uprising, co-creator Nick Rosen (left) chronicles the Yosemite Valley rock climbing culture and pioneers like Lynn Hill.
Earth Beat

Yosemite Rock Stars Turn Movie Stars

Filming the wild and sometimes treacherous history of Yosemite Valley climbing

By Madison Kotack

December 4, 2014

Watching over the World's Forests
Stress Test

Watching Over the World's Forests

Fighting deforestation with high-tech surveillance gear

By Eliza Strickland

December 4, 2014