PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • We need new sources of energy for a whole variety of reasons, especially the fact that we are changing the climate (perhaps even driving it towards tipping points like permafrost melt and ocean acidification much more quickly than we thought -- indeed, NASA scientists say we now have less than ten years to act).
http://www.w3.org/ns/prov#wasQuotedFrom
  • worldchanging.com