PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The underlying assumptions are a little flawed (low-lying but totally land-locked parts of Africa are shown as at risk of flooding, and altitude is the sole considered criterion for inundation, ignoring current and future flood defences), and some of the altitude data seems odd, especially in cities, but it is an interesting rough indication.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ministry-of-information.co.uk