https://cdn.earthdata.nasa.gov/conduit/upload/5182/KeywordsCommunityGuide_Baseline_v1_SIGNED_FINAL.pdf 23.7 2026-04-15T10:53:30.610Z https://gcmd.earthdata.nasa.gov/KeywordViewer/scheme/platforms/2219e7fa-9fd0-443d-ab1b-62d1ccf41a89 FIXED OBSERVATION STATIONS Date=2022-02-08 User Id=tstevens Entity=Definition Operation=UPDATE Field=reference System Note=update Definition New Value=The American Heritage Dictionary of the English Language, Fourth Edition Copyright 2000 by Houghton Mifflin Company Date=2022-02-10 User Id=tstevens Entity=Definition Operation=UPDATE Field=reference System Note=update Definition Old Value=The American Heritage Dictionary of the English Language, Fourth Edition Copyright 2000 by Houghton Mifflin Company New Value=The American Heritage Dictionary of the English Language, Fourth Edition Copyright 2000 by Houghton Mifflin Company Date=2021-11-17 User Id=tstevens Entity=BroaderRelation Operation=DELETE User Note=Move Concepts System Note=delete broader relation Old Value=FIXED OBSERVATION STATIONS [2219e7fa-9fd0-443d-ab1b-62d1ccf41a89,826063] - In Situ Land-based Platforms [4f396ff6-7bea-4ba4-afa3-198ebd914a4a,826232] Date=2022-02-10 User Id=tstevens Entity=Definition Operation=UPDATE Field=text System Note=update Definition Old Value=Fixed Observation Stations: A fixed, somewhat permanent point from which measurements or surveys are made. New Value=A fixed, somewhat permanent point from which measurements or surveys are made. Date=2022-02-08 User Id=tstevens Entity=Definition Operation=UPDATE Field=text System Note=update Definition Old Value=Fixed Observation Stations: A fixed, somewhat permanent point from which measurements or surveys are made. [Source: The American Heritage? Dictionary of the English Language, Fourth Edition Copyright ? 2000 by Houghton Mifflin Company.] New Value=Fixed Observation Stations: A fixed, somewhat permanent point from which measurements or surveys are made. Date=2021-07-23 User Id=sritz Entity=AltLabel Operation=INSERT System Note=insert AltLabel New Value=id: null category: primary text: FIXED OBSERVATION STATIONS language code: en Date=2021-11-17 User Id=tstevens Entity=BroaderRelation Operation=INSERT User Note=Move Concepts System Note=add broader relation New Value=FIXED OBSERVATION STATIONS [2219e7fa-9fd0-443d-ab1b-62d1ccf41a89,826063] - Permanent Land Sites [0ec10fd9-492c-498a-b6d8-e2840cc3643b,835887] A fixed, somewhat permanent point from which measurements or surveys are made. 2022-02-10 09:07:50.0