Dancing Rabbit Ecovillage
The Dancing Rabbit Ecovillage's Grassroots Biodiesel and Vegetable Oil Fuel Homepage has articles on making biodiesel, using straight vegetable oil (SVO) in diesel engines, a resource links page and a discussion board.
Union of Concerned Scientists
The Union of Concerned Scientists has a biofuels page detailing the uses of biodiesel and what it is, its benefits on the environment vis-a-vis global warming and pollutants, and other clean vehicle solutions and vehicle technologies such as hybrids, fuel cells, and EVs.
Biodiesel at Home
BioDiesel at Home is an extensive resource on biodiesel information, with topics including performance, biodiesel production, stations, car benefits, videos, processors, plants, kits, grants, SVO, and the future of biodiesel.
U.S. DoE - Alternative & Advanced Fuels
The US Department of Energy's Alternative Fuels & Advanced Vehicles Data Center has a page on biodiesel, detailing the basics, biodiesel stations, biodiesel fuel blends, the incentives from the government for using it including tax breaks et al, laws regarding the fuel, and much more.
Fueleconomy.gov
Fueleconomy.gov details the advantages and disadvantages of using biodiesel as compared to normal petroleum deisel, as well as renewable diesel facts, biofuel basics, tax incentives, and more.
Collaborative Biodiesel Tutorial
The Collaborative Biodiesel Tutorial is an extensive resource on biodiesel, including tutorials on making, testing, and titrating, equipment such as processors, oil collectors, fueling stations, scales, and wash tanks. They also have more advanced topics including safety issues, storage needs, methanol purchasing, filtering, and much more as well as links to forums.
Biodiesel Now
Biodiesel Now contains information on biodiesel including blogs, forums, wikis, station locations and maps, and more links. Some things covered include general information, production, algae biodiesel, vehicles, American, Canadian, and global biodiesel.
How Stuff Works
The How Stuff WOrks article on Biodiesel discusses what biodiesel is, how it is produces, pros and cons, the history of biodiesel, what it comes from, and contains a links page to more biodiesel resources.
Journey to Forever
Journey to Forever contains an article on how to make biodiesel to run on your non-modified diesel engine, discussing the three choices as far as its use is concerned: whether to mix it with petrodiesel fuel or a solvent or gasoline, to use it directly as SVO or PPO fuel (pure plant oil), or to convert it to biodiesel.
National Biodiesel Board
The National Biodiesel Board has an extensive resource including the basics, definitions, FAQs, use in cold weather, sustainability of biodiesel, issues of law, tax incentives, press releases, events, market segments that biodiesel use and production relates to, and a full guide on buying biodiesel fuel.
Arizona Alternative Fuel Alliance
The Arizona Alternative Fuel Alliance has a blog on biofuels on its website with news about biodiesel, ethanol, using electric or hydrogen power, information on workshops, and more.
OfficialBioDiesel.com
The "Official" BioDiesel Web Site has biodiesel facts, vehicle warranty information, biodiesel processor comparisons as well as a products links page.
National Renewable Energy Laboratory
The National Renewable Energy Laboratory has a litany of information on non petroleum based fuels including research and development into biofuels including biodiesel and renewable diesel, gas to liquid fuels, gaseous fuels, and advanced fuels as well as biodiesel publications and presentations.