@prefix n9j: <http://data.loterre.fr/ark:/67375/N9J> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .

n9j:-laws
  a isothes:ConceptGroup ;
  skos:prefLabel "laws"@en ;
  skos:member n9j:-T0MMRRQ1-3 .

n9j:-QNXTL4PX-C
  skos:prefLabel "environmentalism"@en ;
  a skos:Concept ;
  skos:narrower n9j:-T0MMRRQ1-3 .

n9j:-T0MMRRQ1-3
  owl:sameAs <https://concepts.sagepub.com/social-science/concept/Wilderness_Preservation_Act> ;
  skos:definition "On September 3, 1964, President Lyndon Johnson signed the Wilderness Act into law, creating a wilderness system of 9 million acres set aside from development and providing a mechanism for additional acreage to be set aside. The Wilderness Act marked an important moment in the environmental movement. [Source: Encyclopedia of Activism and Social Justice; Wilderness Preservation Act]"@en ;
  a skos:Concept ;
  skos:inScheme n9j: ;
  skos:broader n9j:-QNXTL4PX-C ;
  skos:prefLabel "Wilderness Preservation Act"@en .

n9j: a skos:ConceptScheme .