WHAT'S HAPPENING

  • Join our new campaign to put the U.S. on a faster track to 100% clean energy for all!
  • The president continues to Build his climate legacy by placing a suspension on coal leasing on public lands. Read our press release.
  • Get ready for 2016 with your Sierra Club engagement or wall calendar.
  • Defend Yosemite's legacy from corporate greed -- tell Delaware North to drop its trademark lawsuit!
  • New trips just announced for 2016. We've got 300+ ideas for you.
  • Watch our video and see why we're so thankful.
  • GO LOCAL

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    MOST POPULAR CONTENT

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    FROM OUR BLOGS

    Let’s make one thing perfectly clear - while the Supreme Court’s decision yesterday to put a temporary hold on the Clean Power Plan was...
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    FEATURED OUTINGS

    February 10, 2016 to February 17, 2016
    Join us in the first national park in the United States! We'll cross-country ski among elk, bighorn sheep, bison, and wolves and enjoy...
    February 14, 2016 to February 20, 2016
    Southwest of Tucson, beneath an incomparable night sky, peaceful foothills surround our rustic lodging near Baboquivari Peak. We'll...
    Connect with the Sierra Club