PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Environmental issues such as the depletion of natural resources, heavy metal contamination, deforestation, soil erosion, and air and water pollution have a central place in TVE curricula and may be used to develop the required awareness, skills and behaviour patterns.
http://www.w3.org/ns/prov#wasQuotedFrom
  • unesco.org