About: http://webisa.webdatacommons.org/259260908

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	Despite of over 25 years of intensive technological efforts, sub-surface environment cleanup still remains a challenge, especially in case of highly contaminated sites.
http://www.w3.org/ns/prov#wasQuotedFrom	worldwidescience.org