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  <gcmd:gcmd>
    <gcmd:termsOfUse>https://cdn.earthdata.nasa.gov/conduit/upload/5182/KeywordsCommunityGuide_Baseline_v1_SIGNED_FINAL.pdf</gcmd:termsOfUse>
    <gcmd:keywordVersion>23.7</gcmd:keywordVersion>
    <gcmd:schemeVersion>2026-04-15T10:53:30.610Z</gcmd:schemeVersion>
    <gcmd:viewer>https://gcmd.earthdata.nasa.gov/KeywordViewer/scheme/sciencekeywords/9613f08d-da11-4ed0-989e-c0c830870044</gcmd:viewer>
  </gcmd:gcmd>
  <skos:Concept rdf:about="9613f08d-da11-4ed0-989e-c0c830870044">
    <skos:broader rdf:resource="d3b7c3c0-e644-4f01-94da-dfebe854c0d1"/>
    <skos:prefLabel xml:lang="en">RADAR CROSS-SECTION</skos:prefLabel>
    <gcmd:reference gcmd:text="Glossary of Radar Terminology &apos;http://www.geog.nottingham.ac.uk/~dee/rs/agrg/radar/radgloe3.html&apos;" xml:lang="en"/>
    <skos:definition xml:lang="en">Measure of radar reflectivity, expressed in terms  of the physical size of
a hypothetical, uniformly scattering sphere that would give rise to
the same level of reflection as that observed from the	sample
target.</skos:definition>
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