UNESCO Thesaurus

• Name: UNESCO Thesaurus
• Alternative Name: -
• Source Document Link: http://vocabularies.unesco.org/browser/thesaurus/en/
• Description: The USGS Thesaurus is a controlled vocabulary providing category terms for scientific information products generated by the U.S. Geological Survey. It is designed as a formal thesaurus conforming to ANSI/NISO Z39.19, with rigid adherence to the hierarchical (BT, NT) term relationships, generic non-hierarchical (RT) relationships, and lead-in term relationships linking non-preferred terms to descriptors either singly (UF) or in a compound USE- WITH relationship.
• Type: vocabulary
• Used by Disciplines: Earth Science
• Keywords: usgs, categories, scientific information products, relations, unesco