American Coalition for Ethanol - "ACE is the grassroots voice of the ethanol industry, a membership-based association dedicated to the use and production of ethanol."

CalCars - "CalCars is a non-profit startup formed by entrepreneurs, engineers, environmentalists and consumers. Our projects tackle national security, jobs and global warming -- at the same time."

Clean Cities - "to advance the nation's economic, environmental, and energy security by supporting local decisions to adopt practices that contribute to the reduction of petroleum ..."

Little Radio EV Cars - "100% electric vehicles. No gas, no noise. Zero emissions. Just plug it in and go. Come meet the Xebras, exclusively at Little Radio EV"

National Biodiesel Board - " the national trade association representing the biodiesel industry as the coordinating body for research and development in the United States."

National Ethanol Vehicle Coalition - "To promote the use of 85 percent ethanol as a renewable form of alternative transportation fuel while enhancing agricultural profitability, advancing ..."

Environmental Action - End America's dependence on oil!

Plug In America - "Plug In America advocates the use of plug-in cars, trucks and SUVs powered by cleaner, cheaper, domestic electricity to reduce our nation's dependence on petroleum and..."

Renewable Fuel Association - "The Renewable Fuels Association (RFA) promotes policies, regulations and research and development initiatives that will lead to the increased production and use of..."

South Coast Air Quality Management District - "Cleaning the air that we breathe..."

Standard Alcohol Company of America - "Standard Alcohol Company of America, Inc. (SACA), was established to patent, demonstrate and commercialize new, more powerful, biodegradable liquid ..."

US Department of Energy - Fuel Economy - A governmental resource on energy efficiency and renewable energy

ZAP is the world leader in advanced transportation including electric cars, fuel cell cars, hybrid cars, electric bicycles, electric scooters, seascooters, and more...

Zenn Cars - "We?re bringing the world?s finest zero-emission vehicles to you?setting a new standard for what electric vehicles can be."