Formed in 1972 by voter initiative, the Midpeninsula Regional Open Space District (MROSD) is a non-enterprise special district in the San Francisco Bay Area. It has acquired and preserved a regional green belt of open space land and provides opportunities for ecologically-sensitive public enjoyment and education. Its stated mission is: To acquire and preserve a regional greenbelt of open space land in perpetuity; protect and restore the natural environment; and provide opportunities for ecologically sensitive public enjoyment and education.