PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In recent years, scientists have added considerably to the large body of evidence that shows heat-trapping gases such as carbon dioxide -- produced mainly from the burning of fossil fuels -- are changing the global climate, raising temperatures and affecting ecosystems around the world.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nrdc.org