PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • These compose approximately 90% of the aerosols in our atmosphere; the remaining 10% are pollutants from such activities as driving cars, manufacturing, heating homes, and clearing land for crop production.Aerosols are known for their negative effects on air quality and human health???much attention has been given to the effects of smog and air pollution.
http://www.w3.org/ns/prov#wasQuotedFrom
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