At OSI, we protect land for people, for habitat, forever. Learn More About Who We Are
A Place for Life.
What We Protect
New & Noteworthy
Featured News Saving the Southern Cumberlands: A Story Map by the Open Space Institute
The Southern Cumberland Plateau boasts some of the most geologically unique habitat in North America. A new Story Map by OSI uses the power of maps and geography to convey the land’s many values — and the importance of protecting it.Read More
Featured e-News Focus on Water - October 2018
From Maine to South Carolina, these stories and news articles highlight OSI's work finding a recipe for clean water.Read More
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.