PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In the Eocene-Oligocene transition period over 34 million years ago, there was a rapid development of a continental ice sheet on Antarctica, and the giant ice sheet, or glacier for the most part, remains covered in floating packs of ice in the Arctic, and the giant ice sheets stay intact year-round in Antarctica.
http://www.w3.org/ns/prov#wasQuotedFrom
  • polaricecapsmelting.com