About: http://webisa.webdatacommons.org/203953214

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 technology has been well established for a century or more, there are few toxic substances or chemicals involved, pollution and other environmental problems are at a minimum, and all in all, hydropower is a pretty benign enterprise.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com