@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix isothes: <http://purl.org/iso25964/skos-thes#> .

<https://concepts.sagepub.com/social-science/concept/Earth_Day>
  skos:definition "April 22 is the day when more than 180 nations celebrate Earth Day. Earth Day is the world's most widely observed secular holiday. [Source: <a href=\"https://sk.sagepub.com/reference/consumption-waste/n87.xml\" target=\"_blank\" data-id=\"to-sk\">Encyclopedia of Consumption and Waste: The Social Science of Garbage; Earth Day</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/pollution>, <https://concepts.sagepub.com/social-science/concept/movements_and_regulations>, <https://concepts.sagepub.com/social-science/concept/history_of_consumption_and_waste>, <https://concepts.sagepub.com/social-science/concept/environmentalism>, <https://concepts.sagepub.com/social-science/concept/conservation_and_ecology> ;
  skos:prefLabel "Earth Day"@en ;
  a skos:Concept .

<https://concepts.sagepub.com/social-science/concept/movements_and_regulations>
  skos:prefLabel "movements and regulations"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/Earth_Day> .

<https://concepts.sagepub.com/social-science/concept/conservation_and_ecology>
  skos:prefLabel "conservation and ecology"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/Earth_Day> .

<https://concepts.sagepub.com/social-science/concept/environmentalism>
  skos:prefLabel "environmentalism"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/Earth_Day> .

<https://concepts.sagepub.com/social-science/concept/history_of_consumption_and_waste>
  skos:prefLabel "history of consumption and waste"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/Earth_Day> .

<https://concepts.sagepub.com/social-science/concept/pollution>
  skos:prefLabel "pollution"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/Earth_Day> .

<https://concepts.sagepub.com/social-science/concept/conceptgroup/events>
  a skos:Collection, isothes:ConceptGroup ;
  skos:prefLabel "events"@en ;
  skos:member <https://concepts.sagepub.com/social-science/concept/Earth_Day> .