
1) BBC Television programme 2) Forest clearing 3) Glade
Found on
https://www.crosswordclues.com/clue/open-space
[BBC TV] Open Space was a programme produced by the BBC`s Community Programme Unit. It was an evolution of the earlier Open Door series of programmes allowing minority points of view to make a television programme about issues of concern to them. The programmes were transmitted on BBC 2 in a mid-evening slot (Usually 8pm) and would attract ...
Found on
http://en.wikipedia.org/wiki/Open_Space_(BBC_TV)
[publications] Open Space was begun in 1988 in a collaborative effort by Benjamin Boretz, J.K. Randall, and Elaine Barkin. Inspired by the publications of Kenneth Gaburo`s Lingua Press whose graphical presentation was far from the typically institutional look of some academic music publications, Open Space began to represent the real-time s...
Found on
http://en.wikipedia.org/wiki/Open_Space_(publications)

Areas of natural quality, either publicly or privately owned, designated for protection of natural resources, nature-oriented outdoor recreation, or trail-related activities. In urban settings areas of land not covered by structures, driveways, or parking lots.
Found on
http://www.americantrails.org/

Undeveloped reserved areas for parks, walking paths or other natural locations used in a planned community.
Found on
http://www.encyclo.co.uk/local/20965

undeveloped land that is protected from development by legislation.
Found on
https://www.infoplease.com/dictionary/open-space
No exact match found.