PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Over the last 70-80 years, technological advances in computing, electronics, and physics have produced a wonderful array of developments that make radars a powerful tool for studying aeroecology, in particular detecting density, location, direction, and speed of biological targets, such as birds, insects, and bats.
http://www.w3.org/ns/prov#wasQuotedFrom
  • birdcast.info