About: http://webisa.webdatacommons.org/20927596

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The increase was a result of merging the Jacobs Ranch Mine - and its average 38 million tons per year - into the Black Thunder's annual production.[4]
http://www.w3.org/ns/prov#wasQuotedFrom	sourcewatch.org