Our Most Popular Content

Eco-Gear for Winter Outings
Gear Guide
Friday, October 3, 2014
These trail-tested gadgets and garments will keep you cozy from hood to toe.
Next Big Thing
Next Big Thing
Sunday, September 1, 2013
In the future, will pee solve all our problems?
City Goat
Green Life
Wednesday, August 6, 2014
Goats help cities control weeds and prevent fires. Can they also support economic and ecological revitalization in struggling urban neighborhoods?
High Art
How climbing photographers get the shots that make us gasp
Green Life
Wednesday, June 4, 2014
These apps will keep your carbon footprint slim and trim this summer.
UPDATE: This post previously included a photo of the BMWi3 parked in a bike lane. Parking there - even for less than the two minutes it took to shake hands and take the photo - was a stupid mistake that we own and apologize for. We need all kinds of green transportation solutions, including EVs and bike lanes.
The bicycle
Michael Embacher's collection of strange, sleek, and classic bikes.
Arctic Ice
Florian Schulz photographs the wildlife at the top of the world
classic jello dish
Green Life
Wednesday, July 16, 2014
How the back country hiking diet has evolved--some of the surprising snack choices of Sierra Club members and how they reflect history
The weather had just cleared after monster storms in the Tetons. I went With some other experienced backcountry skiers To check conditions at a step couloir called Double Dog Leg. There'd been an avalanche nearby the day before, but on a different aspect.
Tuesday, October 7, 2014
The weather had just cleared after monster storms in the Tetons. I went with some other experienced backcountry skiers to check conditions at a steep couloir called Double Dog Leg. There'd been an avalanche nearby the day before, but on a different aspect. We decided to give it a try.
Fireworks and a holiday sparkler
Green Life
Wednesday, July 2, 2014
Check out these 5 all-natural spectacles to enjoy this holiday instead of problematic man-made fireworks
Birds possess an innate ability to build delicate nests from grass, twigs, or mud that regularly pass the most difficult test for any species: they cradle and protect the next generation.
Grass, twigs and mud that cradle the next generation.
ThreadUp sends you this bag -- you fill it and send it back for free. When your clothes sell, you make money.
Green Biz
Friday, October 3, 2014
Start-ups are making it easier to nab secondhand style.
Repurpose: Records to dessert stand
Friday, October 3, 2014
Here's how to turn your old vinyl records into a dessert stand hit.
How to win the 5 most competitive park permit lotteries in America
Green Life
Wednesday, October 22, 2014
The odds of you winning one of these lotteries are lower than any other park in America.
Dan Chu at Canyonlands National Park
Wednesday, June 4, 2014
In the face of climate change, the Sierra Club’s mission has expanded far beyond preserving wild places. Sierra pulled aside Dan Chu, head of the Club’s Our Wild America campaign, to ask him about wilderness protection in an overheating world.
Every election cycle the Sierra Club endorses candidates at every level of government.
Stanford’s decision to divest its $18.7 billion endowment of coal stocks is a narrow response to the Fossil Free movement, but it carries a lot of clout.
Friday, July 25, 2014
Stanford and other universities are divesting from fossil fuel stocks—with varying degrees of commitment.
Tío Tobas cave hotel, Andalucía, Spain
Wednesday, July 30, 2014
Escape to cave hotel in Andalucia, Spain.
Crude leaked from the Deepwater Horizon wellhead in the Gulf of Mexico on April 28, 2010.
Green Life
Friday, October 31, 2014
Oil-giant BP wants us to think the Gulf of Mexico is doing just fine. Too bad we’re so willing to go along.
Ladybugs mating
Green Life
Tuesday, November 11, 2014
Sierra sat down with Jules Howard, author of new book Sex on Earth, for a totally serious conversation about animal sex.
Green Life
Tuesday, December 2, 2014
What to watch for in the sky during the long, dark days of winter
Coming Clean
It's incredible that, despite real progress in reducing climate-disrupting carbon emissions, the United States is still charging ahead with a "boom" in dirty fuels and extraction methods. It's like swallowing aspirin as you beat your head against a wall. What gives?
Drop-A-Brick in your toilet and save half a gallon per flush. Join the bowl movement, woud ya?
Green Life
Tuesday, November 4, 2014
Drop-A-Brick in your toilet and save half a gallon per flush. Join the bowl movement.
Green Goods
Tuesday, June 3, 2014
Some people have a cat wall calendar and a kitten screen saver at the office; others have a Cathy mug and a Dilbert mouse pad. You, bicycle fiend, have a cubicle full of gadgets upcycled from actual bikes.
September Stargazing and Super Moon
Green Life
Thursday, August 28, 2014
Days get shorter and planets come out to play. See what stargazing you should be doing in September.
Welcome to the neighborhood
Green Life
Wednesday, September 3, 2014
"Dear Mr. Muir: Your home address is incorrectly configured. Please adjust your settings."
Thursday, March 13, 2014
Give props to your favorite online recipes with an iPad holder for the kitchen counter.