Growing energy demand and depleting petroleum reserves, renewable drop in fuels are growing in popularity. Biodiesel is a well known process that has high conversion of fats and oils to usable fuels at moderate temperatures. Microalgae, like the one shown below, can have up to 50% of biomass as lipids making it an incredible oil crop that can fuel the widespread use of biodiesel. Some strains of algae can produce lipids a rate 27-220 times higher than soybeans per acre-year.