sentences:  The organization has received a Three-Star Charity rating from Charity Navigator.Considered a model for urban park management worldwide, the Parks Conservancy's work is made possible through the support of its members and donors, contributions from foundations, businesses, public agencies, and individuals; as well as earned income from the operation of park stores, cafes, and tours.Parks Conservancy-funded projects are visible across the parks' 80,000 acres as part of site transformations, trail improvements, habitat restoration, research and conservation, volunteer and youth engagement, and interpretive and educational programs.