PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Though Sierra Madre range is declared as a protected area by the government, environmental threats from human activities, such as forest conversion, mining, and timber poaching, continue to degrade much of the area, resulting in forest loss and watershed degradation.
http://www.w3.org/ns/prov#wasQuotedFrom
  • hindawi.com