About: http://webisa.webdatacommons.org/423858047

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	Hydrogen is never found alone on Earth; it is always combined with other elements such as oxygen and carbon.
http://www.w3.org/ns/prov#wasQuotedFrom	global-greenhouse-warming.com