At OSI, we protect land for people, for wildlife, forever. Learn More About Who We Are
A Place for Life.
What We Protect
New & Noteworthy
Featured News Community Support Can Help Minnewaska Visitor Center Take Flight
The Campaign for Minnewaska Visitor Center offers personalized window tiles for “Birds of Minnewaska” ExhibitRead More
Featured e-News March 2020: A Message from Kim Elliman
This public health crisis reminds us that when we need it most, the land is there for us. We are grateful to our supporters & partners who’ve worked with us to protect the land that is seeing us through these trying days.Read More
- The Open Space Institute Earns National Reaccreditation from the Land Trust Accreditation Commission
- New Yorkers Call on Legislators to Continue Historic Revitalization of State Parks System
- OSI Supports Conservation of Southwestern Pennsylvania Farm to Safeguard Delaware River Drinking Water Quality
What You Can Do
Donate to support OSI’s work
Become a part of our mission to safeguard at-risk places through your tax-deductible gift.Donate
Subscribe to our newsletter
We get in touch once a month with our most important news, stories, and updates.