WHAT'S HAPPENING

  • "Captain Fantastic" star Viggo Mortensen joins with the Sierra Club to celebrate the National Park Service Centennial and looks forward to the next 100 years of conservation and nearby nature.
  • Looking for a National Park Service 100th anniversary T-shirt, national park notecards, a classic Sierra Club stainless steel camping cup, or other gear? We've got it!
  • 2016 trips are here. We've got 300+ ideas for you.
  • Sign up with Arcadia Power today and they'll send the Sierra Club a donation -- plus you'll receive 4 free LEDs.
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    MOST POPULAR CONTENT

    Last week the Sierra Club’s Ready for 100 Campaign, Renewable Cities, ICLEI USA, and the San Francisco Department of the Environment...
    It's been a long haul -- the process to update the Comprehensive Plan began in 2011. During the past five years, thousands of citizens have...

    NOW IN SIERRA MAGAZINE

    Critter crossing
    Our highways and interstates present one of the greatest threats to wildlife—that's where critter corridors come in.
    Mr. Green cooks up a few tips.

    FROM OUR BLOGS

    Over a year after first discovering deceptive plans to export coal through the Oakland Army Base, the Oakland City Council voted...
    Michael Brune
    The name of the proposed Bears Ears National Monument is fitting because, of all the potential monument designations before President Obama...

    FEATURED OUTINGS

    July 25, 2016 to July 31, 2016
    Tramping is a fun mix of trail and cross-country hiking, undertaken with a relaxed attitude and always open to scenic diversions. On this...
    July 26, 2016 to August 6, 2016
    Trek an otherworldly volcanic landscape where few have gone before. Our route will take us from Landmannahellir through the Reykjadalur...
    Connect with the Sierra Club