Open Space Institute

The Open Space Institute (OSI) is an American conservation organization that protects land for clean drinking water, public recreation, healthy communities, wildlife habitat, and climate protection. Established in 1974, OSI achieves its goals through land acquisition, fiscal sponsorship, regional loan and grant programs, park and trail improvements, and public policy and advocacy. OSI is active across the United States, including in the states of New York, Vermont, New Hampshire, Maine, Georgia, South Carolina, Virginia, Tennessee, New Jersey, Massachusetts, Pennsylvania, Alabama, West Virginia, North Carolina, and Florida. via Wikipedia ↗