About: http://webisa.webdatacommons.org/66038788

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	Though they can adversely affect human health, they are also believed to offset the warming known to be associated with greenhouse gases, such as carbon dioxide.
http://www.w3.org/ns/prov#wasQuotedFrom	pnl.gov