What's New

Nature Activities for Kids (And the Young at Heart)
Keep the outdoor education going all year by taking your kids to these great Bay Area science and nature centers.
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Will This Be Another Bad Year for Fire in California?
To learn more about the wildfire forecast for this year, we sat down with Dr. Peter Cowan, our Director of Conservation Science. Here's what he had to say.
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Where to Go Stargazing This Summer
Summer nights are practically invitations to go stargazing. To help with your night sky explorations, we’ve compiled some tips on where to go and what to look for.
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Upcoming Events

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September 8, 2019
  • Calero County Park
  • 4:00 P.M. - 7:30 P.M
Event Details
Join us for a 5.2-mile hike at Rancho San Vicente — a moderate hike that will take you through POST-protected grassy hilltops with the opportunity to see gorgeous hills with glowing evening lights.
September 14, 2019
  • Hillsdale High School Theater
  • 6:30 P.M. - 9:00 P.M.
Event Details
Join Peninsula Open Space Trust (POST) and San Mateo County Parks for a free movie screening of the film "Wilder than Wild" and a discussion of local efforts to manage open space and forest lands to reduce wildfire risk.
September 21, 2019
  • La Honda Creek Open Space Preserve
  • 4:30 P.M. - 7:00 P.M.
Event Details
Have you experienced the beauty of La Honda in the evening? This sunset hike is the perfect reason to do so! This ~6-mile hike is moderate to strenuous and truly beautiful. Register now!
September 28, 2019
  • Bair Island
  • 9:00 A.M. - 12:00 P.M.
Event Details
Join POST and SFBBO for a unique opportunity to volunteer at Bair Island and support it's unique ecosystem by weeding, seeding or planting! Sign up now to reserve a spot and help us protect this valuable ecosystem!

Help us protect open space on the Peninsula and in the South Bay for the benefit of all.

Donate Now
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