Emission Standards: China: On-Road Vehicles and Engines
http://www.dieselnet.com/standards/cn/

Database: laws and incentives related to alternative fuels and vehicles, air quality, fuel efficiency, and other transportation-related topics
http://www.afdc.energy.gov/afdc/incentives_laws.html

US Department of Energy HEV Program
http://www.nrel.gov/vehiclesandfuels/hev/

Calstart NewsSearch
http://www.calstart.org/

Electric Drive Transportation Association
http://www.electricdrive.org

Natural Resources Canada
http://www.nrcan-rncan.gc.ca/com/index-eng.php

Canadian Environmental.com
http://www.canadianenvironmental.com/