About: http://webisa.webdatacommons.org/114008802

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	So even though you do not get the better mileage, I think current cars are much cleaner, as far as emissions other than CO2
http://www.w3.org/ns/prov#wasQuotedFrom	dailykos.com