Scope note

Type(s): Occurrence type

A group of associated structures functioning as a unit used for generating electricity. [USGS Circ 1048] (power generation sites)
A large container used for storage. [USGS Circ 1048] (storage structures)
A tubular conduit of substantial length, with pumps, valves, and control devices, for conveying fluids, gases, or finely divided solids. [USGS Circ 1048] (pipelines)
For constructed bodies of water. For natural water bodies, use 'hydrographic features'. (hydrographic structures)
For natural bodies of water. For constructed waterways, reservoirs, and such, use 'hydrographic structures'. (hydrographic features)
For smaller, less formally established communities, use 'populated places'. For independent cities, use 'countries, 2nd order divisions. (cities)
The topographic expression of subduction; the large linear depression of the oceanic lithosphere at a subduction zone. [Penguin Dict. of Geology, Kearey] (ocean trenches)
Use 'reservoirs' for human engineered lakes. (lakes)
Use for land areas distinguished from ocean areas as well as general land-based regions without a more specific type designation. (land regions)
Use for locations and facilities named for their agricultural purposes of raising crops and livestock. (agricultural sites)
Use for sub-regions of oceans and seas. (ocean regions)

Object id: 161
Item identifier(s):
[file:/apps/ontopia.net/tomcat/ontopia-5.3.0/topicmaps/ADL-FTT.xtm#id77]