What we're about

Established in 1972, the Oklahoma Chapter of the Sierra Club is the largest environmental group in Oklahoma, fighting to protect our great outdoors. Mission To explore, enjoy and protect the planet. To practice and promote the responsible use of the earth's ecosystems and resources; to educate and enlist humanity to protect and restore the quality of the natural and human environment; and to use all lawful means to carry out those objectives Find your local group by clicking here (https://www.sierraclub.org/oklahoma/local-groups).

Join at: https://www.sierraclub.org/oklahoma/join-or-give


The Sierra Club is the oldest and largest grassroots environmental organization in the United States. Sierra Club members are committed to preserving, protecting, and exploring the Earth's wild places and natural resources, while enhancing sustainable community development in Oklahoma.

Click Here for (https://www.facebook.com/cimarronsierraclub) - Oklahoma Cimarron Facebook Page (https://www.facebook.com/cimarronsierraclub)

Past events (316)

Virtual Movie Night

Online event

Virtual Social Hour

Online event

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