Ways to Give
When you join or give to the Sierra Club you will have the satisfaction of knowing that you are helping to preserve irreplaceable wildlands, save endangered and threatened wildlife, and protect this fragile environment we call home. You can be sure...
Volunteer
If you are interested in learning more about what Oklahoma Sierra Club is up to across our state, and how you can step into our work alongside fellow Oklahoma environmental volunteers, we would love to hear from you! Just complete...
Membership
Benefits of Membership
With vital landmark legislation like the Endangered Species Act under attack, and the regulatory powers of the EPA threatened in Congress, we need you to join us as a member to beat back rollbacks on the progress we've made...
Visit Local Groups
The Oklahoma Chapter is divided geographically into three local groups. Groups are the smallest geographic units of the Sierra Club, and each group’s volunteer leadership and individual members are critical to ensuring that we know what’s...
Boost Social Media
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Oklahoma Sierra Club
Facebook Lobby Group
OK Sierra Club invites you to join us as we lobby our state legislators by emailing, calling, and visiting them. This year we will be...