About: http://webisa.webdatacommons.org/422371062

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	But in almost all cases, regardless of whether coal, ore or other materials are being mined, they are compounded by water-related problems.
http://www.w3.org/ns/prov#wasQuotedFrom	grida.no