@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/zero_population_growth>
  skos:definition "Zero population growth (zpg) refers to a state in nature at which the birth rate is equivalent to the death rate, meaning that the population remains exactly at a specific level. There has been speculation about the appropriate level of population that may be sustainable given the restraints of existing economic and environmental resources. [Source: <a href=\"https://sk.sagepub.com/reference/environment/n1229.xml\" target=\"_blank\" data-id=\"to-sk\">Encyclopedia of Environment and Society; Zero Population Growth (ZPG)</a>]"@en ;
  skos:broader <https://concepts.sagepub.com/social-science/concept/society>, <https://concepts.sagepub.com/social-science/concept/population_and_environment> ;
  skos:prefLabel "zero population growth"@en ;
  a skos:Concept .

<https://concepts.sagepub.com/social-science/concept/population_and_environment>
  skos:prefLabel "population and environment"@en ;
  a skos:Concept ;
  skos:narrower <https://concepts.sagepub.com/social-science/concept/zero_population_growth> .

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

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