PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The prevailing scientific opinion on climate change is that most of the warming observed over the last 50 years is attributable to human activities, mainly due to the increased levels of carbon dioxide (CO2) and other greenhouse gases such as methane.
http://www.w3.org/ns/prov#wasQuotedFrom
  • onboardmag.com