PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • So-called greenhouse gases in the atmosphere, such as carbon dioxide, which is produced by fossil fuel burning, let the sunlight in but absorb the infrared going out, re-emitting half outward and half back toward the surface.
http://www.w3.org/ns/prov#wasQuotedFrom
  • tipping-points.com