PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • What may be wrong is to assume that the increase after 1980 is due to CO2 as similar increases have been seen in the past, see e.g. http://www.leif.org/research/CETandCO2.pdf
http://www.w3.org/ns/prov#wasQuotedFrom
  • wattsupwiththat.com