Ways to Give
Make a donation to help protect Oklahoma’s environment now and for generations to come!
100% of your donation stays in Oklahoma and helps to protect wetlands, forests, and wildlife and secure a clean energy future for every Oklahoman....
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...