PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Unlike previous mass extinctions in the past -- the Ordovician, the Devonian, the Permian, the Triassic and the Cretaceous -- the current extinction event (the Anthropocene) results directly from human activities, including habitat destruction, overexploitation, and the introduction of alien species to environments where they do not occur naturally.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mongabay.com