Biofuels pretenders

1 Sep, 2009 12:19 pm Broadly speaking, in the world of next generation biofuels there are contenders, pretenders, and niches. Over the past decade,...

Biodiesel from Sugar Cane

14 Jul, 2009 10:14 am I was intrigued by a story in MIT Technology Today concerning a company that is applying biotechnology to convert Brazilian sugar cane to diesel,...

Neste Moves Forward with Green Diesel

18 Jun, 2008 04:46 pm I have written periodically on 'green diesel', which should not be confused with biodiesel. Neste, Petrobras, and ConocoPhillips (in a venture with Tyson...

On Algal Biodiesel

29 Jan, 2008 05:11 pm Eons ago, microalgae (tiny plants) growing in primeval oceans died and formed a layer on the sea bed. Over geological time, i.e., millions of years,...

Biodiesel: King of Alternative Fuels

10 May, 2007 06:58 pm Biodiesel has a much greater energy content than ethanol, and diesel engines are more efficient than spark ignition engines. The energy return for biodiesel...