https://cdn.earthdata.nasa.gov/conduit/upload/5182/KeywordsCommunityGuide_Baseline_v1_SIGNED_FINAL.pdf 23.8 2026-04-29T10:52:37.449Z https://gcmd.earthdata.nasa.gov/KeywordViewer/scheme/providers/13215210-664a-4636-96a8-cf8713e94c76 NSF Date=2018-05-15 User Id=sritz Entity=NarrowerRelation Operation=INSERT User Note=Insert Concept System Note=add narrower relation New Value=NSF [13215210-664a-4636-96a8-cf8713e94c76,337273] - EDI Data Portal [bbbfc268-47fc-4ba9-8c9e-cf83650e2286,367599] Date=2024-01-18 User Id=sritz Entity=NarrowerRelation Operation=INSERT User Note=Move Concepts System Note=add narrower relation New Value=NSF [13215210-664a-4636-96a8-cf8713e94c76,1544540] - HBR [213deec7-16ae-49ba-b1af-b87c49b221f8,1546146] Date=2024-01-18 User Id=sritz Entity=NarrowerRelation Operation=DELETE User Note=Move Concepts System Note=delete narrower relation Old Value=NSF [13215210-664a-4636-96a8-cf8713e94c76,1544540] - LTER/HBR [213deec7-16ae-49ba-b1af-b87c49b221f8,1546146] The National Science Foundation (NSF) is an independent agency of theU.S. Government, established by the National Science Foundation Act of1950, as amended, and related legislation, 42 U.S.C. 1861 et seq., andwas given additional authority by the Science and Engineering EqualOpportunities Act (42 U.S.C. 1885), and Title I of the Education forEconomic Security Act (20 U.S.C. 3911 to 3922).The Foundation consists of the National Science Board of 24 part-timemembers and a Director (who also serves as ex officio National ScienceBoard member), each appointed by the President with the advice andconsent of the U.S. Senate. Other senior officials include a DeputyDirector who is appointed by the President with the advice and consentof the U.S. Senate, and eight Assistant Directors.Website: 'http://www.nsf.gov/'[Summary provided by NSF.] 2024-01-18 16:58:11.0