PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • State of Food and Agriculture 2008 notes that while biofuels are an important option for reducing greenhouse gas emissions, in many cases improving energy efficiency and conservation, increasing carbon sequestration through reforestation or changes in agricultural practices, or using other forms of renewable energy can be more cost-effective.
http://www.w3.org/ns/prov#wasQuotedFrom
  • fao.org