PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The effects of our actions are now so large that they risk flipping the planet into a different climate state; are depleting presumably renewable resources such as forests and fish which can no longer replenish themselves as fast as we harvest them; and are poisoning our air, water and food all the way to the poles with made-man toxins produced by the modern chemical industry.
http://www.w3.org/ns/prov#wasQuotedFrom
  • resilience.org