PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Although findings differ slightly, in 2006 approximately 26 percent of materials entering landfills were paper products, 18 percent food scraps, 16 percent plastic, 9 percent rubber, leather, and other textiles, 7 percent each of yard waste, metals, and wood, and 6 percent glass.
http://www.w3.org/ns/prov#wasQuotedFrom
  • enviroliteracy.org