PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Biomethane is renewable biogas derived from sources such as landfill sites, so it???s very sustainable ??? it has one of the lowest carbon footprints of all transport fuels ??? but it is not widely available.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thinktosustain.com