PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This outgoing long wave radiation is partially trapped by greenhouse gases such as carbon dioxide, methane and water vapour, which then radiate the energy in all directions, warming the Earth's surface and atmosphere.Without these greenhouse gases the Earth's average surface temperature would be about 33???C cooler.
http://www.w3.org/ns/prov#wasQuotedFrom
  • weatherzone.com.au