About: http://webisa.webdatacommons.org/38716094

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 earth by itself is open, but the earth and the sun considered together exhibit mainly the characteristics of a closed system, because influences from the rest of the universe are negligible for most earthly purposes.
http://www.w3.org/ns/prov#wasQuotedFrom	neweconomicperspectives.org