PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Drilling can have environmental impacts such as contamination of ground water, air quality risks, migration of gases and hydraulic fracturing chemicals to the surface, and surface contamination from spills and flowback.
http://www.w3.org/ns/prov#wasQuotedFrom
  • carbonfund.org