WHAT'S HAPPENING

  • Thank President Obama for designating the California Desert National Monuments!
  • Join our new campaign to put the U.S. on a faster track to 100% clean energy for all!
  • She's just four years old, but knows that solar panels and EV's go together like peanut butter and jelly.
  • 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!
  • Just announced for 2016. We've got 300+ ideas for you.
  • Watch our video and see why we're so thankful.
  • GO LOCAL

    See what we are doing in:
     
     
     
     

    ACT NOW

     

    Be a member of the country's largest, most effective grassroots movement.

    We are the nation's largest and most influential grassroots environmental organization.

    MOST POPULAR CONTENT

    biodegradable valentine
    Want to supplement your hugs, kisses, and undying affection with an ecofriendly gift this Valentine's Day? We've got you covered.
    President Obama grants monument status to nearly 1.8 million acres, completing a process that began decades ago.

    NOW IN SIERRA MAGAZINE

    President Obama grants monument status to nearly 1.8 million acres, completing a process that began decades ago.
    Sierra Club's Global Population and Environment Program shares some love.

    FROM OUR BLOGS

    San Francisco, CA — El Sierra Club anunció hoy que ha contratado a Nellis Kennedy-Howard como su primera Directora de Diversidad, Equidad e...
    Michael Brune
    President Obama has picked up where Congress left off more than 20 years ago when it passed the California Desert Protection Act.

    FEATURED OUTINGS

    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...
    February 20, 2016 to February 27, 2016
    Help protect this fragile ecosystem by removing invasive plants. We'll learn about desert ecology and the unique adaptations of its...
    Connect with the Sierra Club