About: http://webisa.webdatacommons.org/230799506

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	They are believed to contribute to global warming and other environmental problems, he said.
http://www.w3.org/ns/prov#wasQuotedFrom	koreaherald.com