18 And Up

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Join One Tam for a morning of habitat restoration! We will taking a scenic 3.5 mile round-trip hike in order to remove a fast-spreading weed (oblong spurge) along the Matt Davis and Bolinas Ridge Trails.
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Enjoy a Saturday walk led by local champion Jean Berensmeier and discover the unique history of these old growth redwoods including the grass-roots conservationist movement that helped establish this Open Space Preserve.
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Enjoy a hike around this reservoir area through a lovely mixed forest with healthy shrubs and wildflowers underneath.
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This interactive public discussion with One Tam partners will be a great opportunity to learn about what's happening on Mount Tamalpais and One Tam's work plan for the upcoming year!
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How did the fear of Russia save Sweeney Ridge? Find out as you hike with one of the most knowledgeable guides in town, Nike missile veteran David Bridgman.
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Join us in this lecture series to hear what experts from the Bay Institute, the Tuolume River Trust and the Golden Gate Salmon Association have to say about the Twin Tunnel Project and its affects on our local community and ecosystem.
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Come join hikers, cyclists, and equestrians to restore trailside habitat along the much beloved Gravity Car Fire Road and at Double Bow Knot. Old Railroad Grade is one of the most popular routes on Mt. Tamalpais and it is beginning to show some wear and tear. MMWD is partnering with One Tam to help improve environmental conditions adjacent to the Grade. This event is suitable for ages 13 and up. Volunteers under 16 must be accompanied by an adult. All those under 18 must bring a signed MMWD permission form. Limit 40 volunteers. TO REGISTER: Contact MMWD Volunteer Program Coordinator Suzanne Whelan at volunteerprogram@marinwater.org
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Come join us at West Peak, the true summit of Mt. Tam, on Earth Day, Saturday, April 22, 2:30-5pm for an epic sing-along that will be the climax in a new video directed by local filmmaker Gary Yost to help support the launch of the effort to restore the site of the old Air Force Station. We'll be singing the chorus of the song "The Way It's Supposed to Be" written expressly for the restoration effort by Dore Coller of Mill Valley.
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What are wildlife corridors? And why are they important? Join MCL's Business-Environment Breakfast to learn more as a panel of speakers dive into the regional and local implications of this topic.
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Enjoy a screening under the stars of the 2013 film Gravity, starring Sandra Bullock and George Clooney as astronauts who are stranded in space after the mid-orbit destruction of their space shuttle, and their subsequent attempt to return to Earth.