PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Two of the most important heat-trapping gases are carbon dioxide and methane, yet we do not fully understand their sources - where and how these gases are released - and their sinks - how they are taken up or destroyed.
http://www.w3.org/ns/prov#wasQuotedFrom
  • colorado.edu