Model year 2012 passenger vehicles sold in the United States had an average fuel economy rating of 23.8 miles per gallon, the highest on record, the U.S.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/us-vehicle-fuel-economy-rose-238-mpg-2012-epa
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/planet-ark-australia
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/air-pollution-control
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/fuel-economy-standards
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/united-states-america-us
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/green-house-gases
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/global-warming
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/auto-industry
[10] http://admin.indiaenvironmentportal.org.in/category/thesaurus/honda-motor