PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Duke University researchers just announced the results of a new study (published July 2012 in the Environmental Science and Technology Journal) that quantitatively links the amount of mining activity within West Virginia watersheds to levels of key pollutants downstream, including sulfates, selenium and other metals with known environmental and human health effects.
http://www.w3.org/ns/prov#wasQuotedFrom
  • skytruth.org