We need your voice

We need your voice

Today, years of hard-fought environmental protections are under threat—and to influence governments and businesses, we need everyone to speak up and shout out. Explore how you can get involved.


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We’re making a difference in your community.

Across the country, people like you are getting together with friends and neighbors to create healthy environments and just communities.

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Anything else you’re interested in is not going to happen if you can’t breathe the air or drink the water. Don’t sit this one out.

Carl Sagan

Sierra Club members and activists gather before a march in San Francisco.

Become a member

There’s a place for you here. Join more than 3.5 million people fighting for change.

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Join with the tens of thousands of Sierra Club volunteers across the country to make a difference in your community and our world.

Volunteer

Whether you’ve got a free weekend or just a spare hour, there are lots of ways you can put your time to good use volunteering with the Sierra Club.

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"Team Sierra turned Earth Day from just a day on the calendar into an actual, observable holiday. It's been great to be a part of this community working together to support our planet." -Ariana and husband, Michael, have raised nearly $1,000 participating in Team Sierra

Fundraise with Team Sierra

Run a race. Celebrate your birthday. Join our Earth Day hike. Whatever you love to do, join Team Sierra and help raise money to protect the planet.

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8K+

Team Sierra fundraisers

3M+

actions taken in 2018

71K

calls made to legislators

96Y

longest continuous membership