PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • At the current consumption levels crude oil reserves are predicted to deplete within 50 years, gas reserves within 75 years, and coal within about 200 years. ??? The use of fossil fuels cause all kinds of pollution, whereas crops being generally less polluting, lock up carbon dioxide from the atmosphere in the form of carbohydrates, lipids and proteins, thereby mitigating the effects of global war
http://www.w3.org/ns/prov#wasQuotedFrom
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