PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The flux of methane from the gas hydrate deposits to the environment is of concern because methane, like carbon dioxide, is a greenhouse gas that affects the radiation balance of the atmosphere and therefore climate.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nap.edu