Be a Champion for the Environment
Remind Me LaterWe must work tirelessly to protect wildlife and wild places, ensure clean air and water for all, and fight for environmental justice.
Donate Today!Together, We Are Powerful
This country belongs to all of us. Together, we can help deepen the movement for a liveable planet, safe communities, and a democracy that works for everyone.
DonateWe champion solutions to the climate crisis.
We fight for environmental and social justice.
We believe in getting people outside to enjoy the outdoors.
Celebrating Earth Month
Our planet, our lands, our air, our water, and our communities do not belong to corporations, lobbyists, or government institutions—they belong to us, the people. Find out what's happening this Earth Month and how you can get involved.
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Earth Month Challenge and Eco-Friendly Tee
Earth Month happens only once a year, and it’s our biggest community fundraising event (with the coolest, most eco-friendly event tee). Check out how you can raise money, get this year's upcycled shirt, and join virtual activities.
We Believe In the Power of Together
The Sierra Club has new leadership—and we’re excited to see where we’re headed next.
Get involved in
We’re building a movement that helps people from all walks of life connect to protect the places they live and the lands they love. See what’s happening in your neck of the woods.
Learn MoreBecome a member
There’s a place for you here. Join millions like you fighting for change.
Sign up for the latest environmental news and actions.
We need your voice
Find out how the Sierra Club is responding to COVID-19 and current impacts on your Sierra Club activities.
Our ResponseThe main image above is a derivative of photos by Natalie Chitwood for The Luupe, theluupe.com.
Since 1892
341
coal plants retired
439
parks & monuments established
15K
outings taken per year
75K
volunteer outings leaders