PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Furthermore, surface temperatures generally go up and down due to natural variability such as changing currents, winds, past-years??? occurrence of a number of cold La Ninas in the Pacific, sulphur aerosols from many small volcanic eruptions, 50% up to 94% of heat energy going into the ocean, etc.
http://www.w3.org/ns/prov#wasQuotedFrom
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