PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • cesses such as pollution and coral mining, and that ocean acidification is a serious threat to marine life ??? primarily calcifying organisms including corals and many other species ??? if atmospheric CO2, which is now at 390 ppm, continues to rise to substantially higher levels.
http://www.w3.org/ns/prov#wasQuotedFrom
  • judithcurry.com