Energy Information Administration
Energy information administration - eia - official energy statistics from the u.s. government
http://www.eia.doe.gov/
Emissions data
This page provides certification data from various engine manufacturers for past and current model years.
http://www.epa.gov/otaq/certdata.htm
American Gas Association
American Gas Association
http://www.aga.org/
EREN (energy efficiency and renewable energy network
EREN (energy efficiency and renewable energy network
http://www.eren.doe.gov/
NGV coalition
NGV coalition
http://www.ngvc.org/
Pacific Northwest Pollution Prevention Resource Center
Pacific Northwest Pollution Prevention Resource Center
http://www.pprc.org/
Office of Transportation and Air Quality
This web page provides general information about epa's office of transportation and air quality: it's mission, programs, and organizational structure.
http://www.epa.gov/oms/
Southwest Research Institute
Southwest research institute, headquartered in san antonio, tx, multidisciplinary, independent, nonprofit, applied engineering and physical sciences research and development organization.
http://www.swri.org/