After reading your publication's recent articles regarding the need for fleets to turn to alternative fuels, I believe you will find biodiesel to be the critical, domestically produced option your audience seeks. Biodiesel requires no costly fueling infrastructure or vehicles ... Biodiesel is the minimal risk option for fleets facing clean-air mandates. It burns in existing engines and mixes with petroleum diesel. Mechanically, biodiesel has a perfect track record, and is even being considered as a low-sulfur diesel additive to increase lubricity ... What's more, biodiesel is becoming more affordable every day. The efforts of World Energy Alternatives (www.worldenergy.net) in Chelsea, Mass., have brought biodiesel costs down to half the price per gallon it was just two years ago. Compliance has never looked so bright for fleet owners, and they deserve to be informed of their options.