PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The challenge of the twenty-first century will be to understand how clouds mediate the response of the climate system to external perturbations, whether they be increasing concentrations of greenhouse gases such as carbon dioxide, or changing aerosol burdens.
http://www.w3.org/ns/prov#wasQuotedFrom
  • noaa.gov