About: http://webisa.webdatacommons.org/146136352

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	After the scientists adjusted for income, smoking and other factors that affect lifespan, they found that improved air quality accounted for up to 15% of the overall increase in longevity.
http://www.w3.org/ns/prov#wasQuotedFrom	nih.gov