PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Using the largest data set ever compiled, researchers determined that, compared to fossil fuels, renewables sources such as wind and solar power released 10 to 100 times less CO2 per unit of energy.
http://www.w3.org/ns/prov#wasQuotedFrom
  • climatecrocks.com