Field Name,Element Name and Namespace,Definition,Data Type or Source,Comment Title,dc:title,A name given to the resource.,String, Creator,dc:creator,Name of an entity primarily responsible for making the content of the resource.,String, Creator Affiliation,dc:creator.affiliation,Name of the organization employing a creator.,,"Provided to allow browsing by 'organization', so we can capture organizational affiliation when there are multiple authors with different affiliations. If all authors work for the organization named in the publisher field, then this data can be omitted." Subject,dc:subject,The topic of the content of the resource.,Values come from taxonomy: NASA Subject Categories., Description,dc:description,An account of the content of the resource.,String, Publisher,dc:publisher,An entity responsible for making the resource available.,Values come from taxonomy: NASA Organizations., Date,dc:date,Date the resource was 'published'.,"Date, use format yyyy-mm-dd","For browsing by date, a simple publication date is all that is needed." Type,dc:type,The nature or genre of the content of the resource.,Values come from taxonomy: NASA Content Types., Format,dc:format,File format of the resource.,String conforming to Internet Media Types (e.g. application/pdf)., Identifier,dc:identifier,URL or other document identifiers for the resource.,String, Coverage,dc:coverage,Spatial location(s) that are a topic of the resource.,Values come from taxonomy: NASA Locations., Audience,dcterms:audience,A class of entity for whom the resource is intended or useful.,Values come from taxonomy: NASA Audiences., Access Controls,dcterms:accessControls,"This vocabulary is not intended for designing systems. It is intended to be used to mark individual information items so that their access can be controlled properly when they are moved between systems. For selecting the proper access controls when designing information systems, see NASA NPR 2810 and NASA IS-SOP-0019B.","Values come from taxonomy: NASA Access Controls, based on NPR 1450.10D (for Classified) Section 8and NPR 1600.1 (NASA Security Program Procedural Requirements), Section 5.24, and discussions with the NASA Taxonomy Team.", Language,dc:language,Human language(s) of the content of the resource.,String conforming to RFC 3066, Rights,dc:rights,Information about rights held in and over the resource.,String,Typically this is a copyright statement. Missions and Projects,nasa:missionsProjects,Names of missions and/or projects that are a topic of the content of the resource.,Values come from taxonomy: NASA Missions and Projects, Workforce Competencies,nasa:workforceCompetencies,Names of vocational or technical specialties that are relevant to the content of the resource.,"Values come from taxonomy: NASA Workforce Competencies, which was derived from : NASA Workforce Competency Dictionary, revision 6a, published April 17, 2006.", Instruments,nasa:instruments,Names of instruments and/or platforms that are a topic of the content of the resource.,"Values come from taxonomy: NASA Instruments, based on PDS Instrument class hierarchy.", Business Purpose,nasa:businessPurpose,Names of business purposes for which the content of the resource was prepared.,"Values come from taxonomy: NASA Business Purposes, adapted from NASA AFS (Archive Filing System).", Work Breakdown Structure,nasa:workBreakdownStructure,Standard work breakdown structures for NASA flight systems and ground support.,Values come from taxonomy: NASA Work Breakdown Structure., Keywords,nasa:keywords,Descriptors for the content for which no equivalent exists in any of the controlled vocabularies.,String,