PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Since methane is a powerful global warming gas, these emissions are equivalent to approximately 1.4m tons of CO2 Such reserves are proving a valuable resource in their own right, with private sector operators tapping the methane from a number of abandoned coal mines around Britain to generate electricity.
http://www.w3.org/ns/prov#wasQuotedFrom
  • resilience.org